OpenTechnical

OT-2026-000065669

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000065669) never changes.

Identity and time

Publication numberOT-2026-000065669 · never reused
Internal UUID01a0ae8e-46fa-70da-b6ab-5d3c47db5bb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065669
StatusPUBLIC

Content hashes

Canonical text119275d141e7bc67eaf3f663a95396183fba62ff36b4fd6b83e05959c0b69f14
Markdown44ca702c2d27e1ec07ef039cf649e34241e3b5d9d27a7bb510f01408494a5ed4
PDF
Publication pagec373ba3c21cdec0ca485fb7e84586087d7377804072d7a7da2f787d643c3daa9
Manifestac932814b8efffa3f873c5152e3a968fbcfb39e087c26d6d519532bf9062f580

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
SignatureA43oI5QjxYuSVRG3cjduy3fO8IS0M5nnneK7C9z/sxMEyco1KTOxNhaDI8Ms72ocFmpe8YAVpLW3o9mFTwtkCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:04.605950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065669
observed c373ba3c21cdec0ca485fb7e84586087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:04.588704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065669/manifest.json
observed ac932814b8efffa3f873c5152e3a968f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:04.572200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065669/publication.md
observed 44ca702c2d27e1ec07ef039cf649e342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:04.556292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065669/publication.txt
observed 119275d141e7bc67eaf3f663a9539618...
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.