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Evidence ledger

Every public record the site draws on, with what it covers, when it was measured, when we retrieved it, and its known limits. Check these before reusing a finding.

Opens filtered public records with market, report, API, and action routes attached.

Aug 2026

Latest access

Aug 15, 2026

45/45

Public URLs

recorded links

12

Linked markets

profile routes

235,808

Record rows

summary excluded

Reusable source packet

Start from Federal Communications Commission

One record, ready for JSON, CSV, data-console filters, market context, and action.

1 market link / 2 report citations

Source dossier Open packet in register

Source-to-public route

Records stay attached to every claim.

JSON
Mobile source-to-public routePublic source records move through linked markets and cited reports into reusable public record rows.Sources45Markets12Reports11API235808
Records45Markets12Data rows235808

45

public sources

citation records

12

linked markets

profile routes

45

URL records

recorded public links

Aug 2026

latest access

Aug 15, 2026

Claim custody

How evidence becomes public action

Select a stage to inspect its count, publication rule, and claim boundary.

Evidence standard
Collect / current scope45 records

45 of 45 source records include a recorded public URL.

What this measures
Public source records with publisher, access date, citation, and reusable endpoint metadata.
Publication rule
Keep the original public record inspectable and preserve access dates and licensing notes.
Claim boundary
A public URL and source record establish traceability, not that the underlying measure supports a market-power claim.
Inspect collect route

Source-to-public route

Evidence remains attached as it moves.

Public sources flow into markets, reports, and public record rowsInspectable provenance routes show public records connected to market profiles, cited reports, and public JSON rows.Sources45 public recordsMarkets12 linked marketsReports11 public briefingsAPI235808 record rowsSelected packetFederal Communications Commission1 market links / 2 report citations

Live evidence packet

21

Datasets

21

Agency reports

Inspect summary endpoint

235808

Record rows

194

Confidence links

4

Source types

Evidence workspace

Follow the record from source to public use.

Network45 records / 8 routes

Source-system topology

Compare where public records enter the observatory

All 45 source dossiers across seven direct evidence domains and one separately normalized indicator route.
Method
Defs12/4512 rows
Obs12/4532 rows
Firms8/45162 rows
Policy16/45313 rows
Reports21/4537 rows
NAICS2/453,801 rows
Places2/453,206 rows
Indicators24/45200,967 rows
45 records

Selected source contract

Are US Industries Becoming More Concentrated?

Review of Finance · academic paper · No encoded route
No confidence-rated rows
Direct domains
0/7
0 direct rows
Indicators
0
normalized observations
Markets
0
linked contexts
Evidence span
No dated rows
7 direct gaps
Public source coverage across seven direct evidence domains and normalized indicators
Source recordContractDefsDirectObsDirectFirmsDirectPolicyDirectReportsDirectNAICSDirectPlacesDirectIndicatorsNormalized
4/7 direct3 indicator rows2017-202613012003
4/7 direct3 indicator rows202611602003
4/7 direct12 indicator rows2023-20261428030012
4/7 direct3 indicator rows1980-202613302003
4/7 direct103 indicator rows2024-202611002051103
4/7 direct12 indicator rows2023-20261436010012
4/7 direct12 indicator rows2023-20261428030012
4/7 direct12 indicator rows2023-20261448010012
4/7 direct2 indicator rows2026111102002
4/7 direct0 indicator rows2023-202611012000
3/7 direct25 indicator rows2020-2026150010025
3/7 direct0 indicator rows2024-202611002000
2/7 direct1,576 indicator rows2022-2026000031,86601,576
2/7 direct6,310 indicator rows2025-20260000203,1556,310
2/7 direct20 indicator rows2016-202600013720020
2/7 direct0 indicator rows2017-2026000021,93500
2/7 direct0 indicator rows202600201000
2/7 direct0 indicator rows2020-202600021000
1/7 direct5,520 indicator rows1978-202600001005,520
1/7 direct0 indicator rows2023000790000
1/7 direct0 indicator rows2024000830000
1/7 direct0 indicator rows202500010000
1/7 direct0 indicator rows202600010000
1/7 direct0 indicator rows202600010000
1/7 direct0 indicator rows202500010000
1/7 direct0 indicator rows202400010000
1/7 direct0 indicator rows202600001000
1/7 direct0 indicator rows202400010000
1/7 direct0 indicator rows202500010000
1/7 direct0 indicator rows201900010000
1/7 direct0 indicator rows202400010000
1/7 direct0 indicator rows202600001000
1/7 direct0 indicator rows202400010000
0/7 direct11,074 indicator rows2015-2024000000011,074
0/7 direct1,239 indicator rows2017-202600000001,239
0/7 direct4,025 indicator rows2017-202600000004,025
0/7 direct2,938 indicator rows1947-202600000002,938
0/7 direct11,400 indicator rows1997-2026000000011,400
0/7 direct141,148 indicator rows1997-20240000000141,148
0/7 direct5,700 indicator rows2017-202600000005,700
0/7 direct8,280 indicator rows2017-202600000008,280
0/7 direct1,444 indicator rows2017-202600000001,444
0/7 direct106 indicator rows2018-20250000000106
0/7 direct0 indicator rowsNo dated rows00000000
0/7 direct0 indicator rowsNo dated rows00000000

Evidence supply chain

The strongest public records should not sit in a footnote. This atlas ranks the records that support the most markets and reports, then exposes the routes readers can use to inspect, reuse, or act on the evidence.

45

public records

12

linked markets

11

cited reports

235808

public rows

45

open links

Public source network flowing into markets, reports, APIs, and advocacyRanked public sources connect to market profiles, cited reports, reusable public data, and market-scoped advocacy actions.StatCounter Globa...22StatCounter Globa...22U.S. Census Bureau20KFF20Bureau of Transpo...20Sourcespublic record ledgerMarketscompetition profilesReportscited briefingsAPIreusable public rowsActionmarket-scoped asks

Ranked evidence records

Records with the widest public reuse.

Registry

Selected evidence route

StatCounter Globa...

22

Browsers - 3 reports - public dataset

21

agency report

21

public dataset

2

academic paper

Priority record

StatCounter Globa...

Market links

12 profiles

Report citations

11 briefings

Reusable rows

235,808 public rows

Action route

Action brief