OpenTechnical

OT-2026-000002801

Publication integrity record

Shim imprinting tool

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000002801) never changes.

Identity and time

Publication numberOT-2026-000002801 · never reused
Internal UUID01a0a67e-dc07-7015-b754-a2cbbe6761ec · UUIDv7, RFC 9562
Publication timestamp2026-09-15T19:15:26.855845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000002801
StatusPUBLIC

Content hashes

Canonical text6dbc93e5fed1624777ce94bb795be4055d6c9282aac6299951e2597998f95c14
Markdown515abe4d3c4a65a28af7742a8fac525ae725e38c4cad8ad16d12a3827f628044
PDF
Publication page25564fc9e87163738dd88b0260b627b8ff95d2e7b78d21c031d4f4a4cd248e3a
Manifestf450695c6490be0b4f0a60c2e8f6c3148476fbb570d9e2cc7af66bb4aa904c2c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureW8tA7btxOfIr7ijR3bgu/KllG+Ks+uU8o232tJcBytaiVzBeoYHoExX4HM5yTLMAWa8ak1f6buNJT0tFhg43CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-15T19:27:02Z
batch OT-TS-2026-W38-002 · RFC 3161 token · inclusion proof
root 2d7e364e718bd6a32072ec57f9edc195...

Independent retrieval

2026-09-15T19:20:32.434586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002801
observed 25564fc9e87163738dd88b0260b627b8...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:20:32.407123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002801/manifest.json
observed f450695c6490be0b4f0a60c2e8f6c314...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:20:32.395169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002801/publication.txt
observed 6dbc93e5fed1624777ce94bb795be405...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

OT-CUSTODY-2026-W38OpenTechnical-Custody-2026-W38.tar.zst
f2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent