OpenTechnical

OT-2026-000001785

Publication integrity record

Power tool with an impact mechanism

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-2026-000001785) never changes.

Identity and time

Publication numberOT-2026-000001785 · never reused
Internal UUID01a0a678-a62e-7fbb-b34d-f25ad2f5feb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-15T19:08:39.855187Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000001785
StatusPUBLIC

Content hashes

Canonical text9ce58ef0a261a43509bbe9ebf62c39a307c2c6e180dcae3616d6d0214f00080e
Markdownea436e1cb3715afd9343193f4cac648edd2529f57c6704147d2a04709e975a6b
PDF
Publication page4c0126858263f1b56fd473778734053bf955ba0a90e9bb1352dab9f14a0d8122
Manifestb43935fdd8b4b730e58b166686c273f667803cc5a19b1e25fb6f33326455a4c4

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
SignaturepKOYGrCIOGpz2UeP5TyE10r6KYVkexJs1nijnqE9y5rAcmASYCEkJu6Cd9kHTl5gbaxS+HryJxz1SVLJ7kYeAg==
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

2026-09-15T19:10:25.891304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000001785
observed 4c0126858263f1b56fd473778734053b...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:10:25.863745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000001785/manifest.json
observed b43935fdd8b4b730e58b166686c273f6...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:10:25.852600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000001785/publication.txt
observed 9ce58ef0a261a43509bbe9ebf62c39a3...
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