OpenTechnical

OT-2026-000051265

Publication integrity record

Single cup vacuum gripper, common isolation valve, two 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-2026-000051265) never changes.

Identity and time

Publication numberOT-2026-000051265 · never reused
Internal UUID01a0ae83-2740-7c46-8fc6-95138fa49db1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051265
StatusPUBLIC

Content hashes

Canonical textcc6c06b77ea01ec0ad1c8c426209f50bc4f5f8bd97b7d0dabfcb8fd9087dce66
Markdownb55b6d17c7924471163f774fe1aefc7bc641a118c4b1b9ab06e75377a69fc025
PDF
Publication page0caf2af3fa157b35579d20b83ceebf42e43c02ce40370eab393ab0680c4c2f20
Manifest566c6da14e447e704365a91d9570db7fc9285454747fe26051f62b9a264d7337

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
Signatureg6Fnjf7Te9Kdm2jNQtIDv8EABfYny1NJV1nLunlrIbFmPvIlOo8GQ05LH6t0Rv9ZJJSVWWVAOgGIo7mjEJMfBQ==
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

2026-09-17T10:59:03.959647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051265
observed 0caf2af3fa157b35579d20b83ceebf42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.938556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051265/manifest.json
observed 566c6da14e447e704365a91d9570db7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.919414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051265/publication.md
observed b55b6d17c7924471163f774fe1aefc7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.901262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051265/publication.txt
observed cc6c06b77ea01ec0ad1c8c426209f50b...
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.