OpenTechnical

OT-2026-000012966

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off before 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-2026-000012966) never changes.

Identity and time

Publication numberOT-2026-000012966 · never reused
Internal UUID01a0ae6d-5564-7f99-b6e7-35f341cea8a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012966
StatusPUBLIC

Content hashes

Canonical text12db438c74474c383fb4e2a6196173709e6eb27c64c80bb9f0dfec3073e30451
Markdown097f4aa4fb41308d182c0cee505b2e7de2144321eb3d06a1d837744f5d6fe79b
PDF
Publication page7e2ccb08aa7481da78ba172777370f7013d0880e44e4987d1a97e2de84531504
Manifestf43da0d2d93af92b4a8fae016bff03696fc13f882f48ef391eca187c32e0d48a

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
Signature+hvlhCjWvtKf7ZJGFmN0Bs+5DOfkMAFktGvoHu4NM7p0NNruTzUwyGptuf6fYw9vtMxRUiO5RfbaEhc0iWHiAg==
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

2026-09-17T12:10:46.655608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012966
observed 7e2ccb08aa7481da78ba172777370f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:46.638349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012966/manifest.json
observed f43da0d2d93af92b4a8fae016bff0369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:46.618945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012966/publication.md
observed 097f4aa4fb41308d182c0cee505b2e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:46.599244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012966/publication.txt
observed 12db438c74474c383fb4e2a619617370...
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.