OpenTechnical

OT-2026-000051397

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000051397) never changes.

Identity and time

Publication numberOT-2026-000051397 · never reused
Internal UUID01a0ae83-2741-70df-96ac-9141a68923b9 · 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-2026-000051397
StatusPUBLIC

Content hashes

Canonical text945da21afb7124bdc328d35e6266d1e22be9b2437fe76a498a74aeee532a1306
Markdown5db319349566c8d1efc7768dbb2d1c7d7c67605fceb3077cc973f49936d88c37
PDF
Publication page931130154399cf4ac1363a12ad635c5101340974b65b5e1b2a07d43320e6ad71
Manifest497a00b484ea6087122d1d243e47a8e5d580e686d981f82b99c674c4b2bc625b

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
SignaturenaTOXXOBj1viuJV3J1HQ8I84nXGnGWQm5oIN20LaPpqAtAaHUU2F9qEW4owgWjX5t2kyPPrZbYrX0dN4E+P8Cw==
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

2026-09-17T10:59:17.837103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051397
observed 931130154399cf4ac1363a12ad635c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.819233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051397/manifest.json
observed 497a00b484ea6087122d1d243e47a8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.799333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051397/publication.md
observed 5db319349566c8d1efc7768dbb2d1c7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.779006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051397/publication.txt
observed 945da21afb7124bdc328d35e6266d1e2...
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.