OpenTechnical

OT-2026-000051644

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000051644) never changes.

Identity and time

Publication numberOT-2026-000051644 · never reused
Internal UUID01a0ae83-7c82-75e9-a743-27cd69fcdf7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051644
StatusPUBLIC

Content hashes

Canonical text0345c7380eaa644ee5876acf2b2173712cd20edd5c3d79aa3ac03c2232bda71e
Markdownfa79e7538a5758b3c239a3b4540da144d28a60f6fabae506e646b0aae3e08f2d
PDF
Publication pagebc52f0385495c7ae59f4ea4daa07e8a82e84fe814f17937a2518035734055a16
Manifest45f2b552eabc7a2340ee1382257160f466ec38eb403901adac2f631e7c99cf46

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
SignatureOCmuO3Af1oyraSJH7NH7B4JGiPnXT18rixogHZIZez5QDj9WhkyYw2lk5wAim+cFVrZlBb65caSXUMGKYFAKCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:30.363506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051644
observed bc52f0385495c7ae59f4ea4daa07e8a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:30.344673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051644/manifest.json
observed 45f2b552eabc7a2340ee1382257160f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:30.327701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051644/publication.md
observed fa79e7538a5758b3c239a3b4540da144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:30.310976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051644/publication.txt
observed 0345c7380eaa644ee5876acf2b217371...
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.