OpenTechnical

OT-2026-000011463

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, vented 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-2026-000011463) never changes.

Identity and time

Publication numberOT-2026-000011463 · never reused
Internal UUID01a0ae6c-88ff-749d-8568-63973ae618f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011463
StatusPUBLIC

Content hashes

Canonical text9dd0408ba91145828360c973273803069bab08f02bde91635065a17eec1266e9
Markdown0bf1b73a8f681a45646bac9c384ade11d092347d4b345d95befe5fb99bcc0cda
PDF
Publication page6e0ffbd866c573e689a7f3bfaa35ac3c0062b3559a1f594bfc94f01d96c2efa6
Manifest54cf7a2dc1128011362ba2172bfc7abb21e7e68a92b3525949ce0789c750eda3

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
SignatureNJkGHWv7//VfjJHT1tumw0m62oYVCQJ6H1XcpOPqPfiqpaS/50cet2SDx6bvF7trKyamUz0+wEQS156LpAuDBQ==
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

2026-09-17T12:13:13.751421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011463
observed 6e0ffbd866c573e689a7f3bfaa35ac3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.729977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011463/manifest.json
observed 54cf7a2dc1128011362ba2172bfc7abb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.711619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011463/publication.md
observed 0bf1b73a8f681a45646bac9c384ade11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.692099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011463/publication.txt
observed 9dd0408ba91145828360c97327380306...
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.