OpenTechnical

OT-2026-000038926

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000038926) never changes.

Identity and time

Publication numberOT-2026-000038926 · never reused
Internal UUID01a0ae78-769f-7fb7-b5ef-50be8bbac520 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038926
StatusPUBLIC

Content hashes

Canonical texta7edb80c930c6d34347de2d64b09a053eaa1e3247d268142098ed9b5ff1fa160
Markdownd0c0adcd4f571cee66fdd9de9b19d475c608c9bd13820c9f99401dc02d6b8d19
PDF
Publication pagea51f3fe96d0ac0711f89720a120306fe427b30fee17e391dca07959060cc3f0b
Manifeste5807fbc0863eb8b56b85be5bbe9ef5a07f040d22281305a458daba58fe332bb

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
Signature4eLsNXBhqZIjliNdiYVE1Iq0DZoZac91EPGjKhBrSmUxP8F7wsrXYIIW13UxTcYaLgx3FkwFmgQgQ1U9usPSCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:21:36.191871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038926
observed a51f3fe96d0ac0711f89720a120306fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:36.174323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038926/manifest.json
observed e5807fbc0863eb8b56b85be5bbe9ef5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:36.155904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038926/publication.md
observed d0c0adcd4f571cee66fdd9de9b19d475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:36.137143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038926/publication.txt
observed a7edb80c930c6d34347de2d64b09a053...
fetched by instance-3.rotem.ai from 34.69.0.72, 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

Custody packagePending Custody packages are produced weekly.