OpenTechnical

OT-2026-000065611

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000065611) never changes.

Identity and time

Publication numberOT-2026-000065611 · never reused
Internal UUID01a0ae8e-46fa-77f2-af45-2c7ee7665566 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065611
StatusPUBLIC

Content hashes

Canonical text2b28ef1f4c7b10171b9562ada35ca218789ea83716da47db1d7a1525ff8c115e
Markdownc8135e6507f9acabb25d6cb046e7393cc7ed62aa43aa1f8ba83d431fb09dab38
PDF
Publication page1294e53e0cb3e51c122978f72997b719b127b3137bb1f3d0872a95821122a8e3
Manifest35cf2d68b2b4787b860021a6582116f3e134f640bd3e751d906bb74574eea67f

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
Signature812L6Jswj/3wla0OiRO7ctsow7zkFgOzUuqlLaEi62SonRaLsso6R5VHM5QpJ5J3pLi7saWLSRVq9+CpdX7JBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:59.851371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065611
observed 1294e53e0cb3e51c122978f72997b719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.829660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065611/manifest.json
observed 35cf2d68b2b4787b860021a6582116f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.807965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065611/publication.md
observed c8135e6507f9acabb25d6cb046e7393c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.788786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065611/publication.txt
observed 2b28ef1f4c7b10171b9562ada35ca218...
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.