OpenTechnical

OT-2026-000095815

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000095815) never changes.

Identity and time

Publication numberOT-2026-000095815 · never reused
Internal UUID01a0ae9f-fac6-7611-adf5-25d063ee56d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095815
StatusPUBLIC

Content hashes

Canonical text3b02e55b6d3170516d342c08f19a6776b35da5afddabfc38a9783beed45854a9
Markdown63a686166370cef2464c49204ec9b0df4baef0f0cf71f707e9c466fc6318f64b
PDF
Publication pagec6a59d5e85a13c9a00b1b2efdbacdbf5cf6d8386309f83821b60302892747c8c
Manifest6a003cc5ce9f13d8a90bfb1dbb7e713749ebe95f28c86d60971a07772c801c02

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
SignatureRxu/tHKHjbbJx2gsWqw2tRBPPEq0EiWU+iLoD/5CNkjZV7jS7+TVBcxOAkI09DbBoijzT8+laUIBEExZ0LObDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:53.641725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095815
observed c6a59d5e85a13c9a00b1b2efdbacdbf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.622455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095815/manifest.json
observed 6a003cc5ce9f13d8a90bfb1dbb7e7137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.604102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095815/publication.md
observed 63a686166370cef2464c49204ec9b0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.586609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095815/publication.txt
observed 3b02e55b6d3170516d342c08f19a6776...
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.