OpenTechnical

OT-2026-000036667

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000036667) never changes.

Identity and time

Publication numberOT-2026-000036667 · never reused
Internal UUID01a0ae77-46e8-773d-a250-57ec0d42b4f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036667
StatusPUBLIC

Content hashes

Canonical texte9972057a9bfa928fbefbf2c28fd2cad0883d622f8a3c684909b170c42115abb
Markdown46eb9925a62a3685d6be9dff6901c2aa33c589ebb6afa981c4f9a13ae709f66c
PDF
Publication pagec76c1784d6de9b90a6cc128ab0f0521141a8b6fdf799836db41ac7aae5972ee4
Manifest2629254b86f4e7aaf6ea98ed2d8e1885c566cbf8f2e7caa1a4486712d1d8fe60

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
SignatureQXvkTDURdSpr5Gdk/igFM7XZRDz/YrQihOUPdNY5u8pesrOsUfeRXWBoMYiegQR9vbI1cyDoUCxzm8odxJT+Aw==
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

2026-09-17T11:26:01.184398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036667
observed c76c1784d6de9b90a6cc128ab0f05211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.166984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036667/manifest.json
observed 2629254b86f4e7aaf6ea98ed2d8e1885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.149825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036667/publication.md
observed 46eb9925a62a3685d6be9dff6901c2aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.131845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036667/publication.txt
observed e9972057a9bfa928fbefbf2c28fd2cad...
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.