OpenTechnical

OT-2026-000034631

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000034631) never changes.

Identity and time

Publication numberOT-2026-000034631 · never reused
Internal UUID01a0ae76-1ed1-7351-a019-91dc69ac0c6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034631
StatusPUBLIC

Content hashes

Canonical textd76350433c2144335ca0751e2aad8b89ad9571c8d57eb849d6e362909332452e
Markdownb1d8c732172c6a8c73daf9f1ac559f9d0a9d57b759ec1bd71f5892185fc4f299
PDF
Publication page6e267396af00173cdfef790d52190995f5bacb5024bf353eb7c25495defde7ed
Manifest392006784bb85d2c41f3912d3037f7610b51f586c3ab79e27571e23c150b7f22

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
SignatureTGwvLLK+qJ5Puuv+d264g1eAI5WBXT09TbDPlaA20bFZp3okrc+jMTjZSO9V4FL9759liRBlgToGq0A9G+AuBw==
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

2026-09-17T11:29:01.044363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034631
observed 6e267396af00173cdfef790d52190995...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.027627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034631/manifest.json
observed 392006784bb85d2c41f3912d3037f761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.009347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034631/publication.md
observed b1d8c732172c6a8c73daf9f1ac559f9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:00.991783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034631/publication.txt
observed d76350433c2144335ca0751e2aad8b89...
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.