OpenTechnical

OT-2026-000102935

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, pulsed blow-off after 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-2026-000102935) never changes.

Identity and time

Publication numberOT-2026-000102935 · never reused
Internal UUID01a0aea4-be3c-7ff1-8baa-6c4cdce2c212 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102935
StatusPUBLIC

Content hashes

Canonical textef73590400a51b889fc9553ec44225bc8aa14a5d6d735a9dd1f27aa6eae7494a
Markdownd01930118b7881753818fe8632eee5d1fa7945b881589e83a76a685c1afcbf99
PDF
Publication page7b0b8b7bd3c291fe00a6cd2b4d60147e547a84849cd2c7dfc17604ca9e3af0de
Manifest87a0166598d17d3ed6a5ec115558696ec8648bbaa4537b3397ee7bd9b25304da

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
Signatureoe0Qkpsbh68uoOX2ER8lVkfAqoBFS/SmImLxOWxvPSgBisblGcN77H8VupIxcw09ekfDSk+isAx2fGRM9S/lAw==
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

2026-09-17T09:23:02.177907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102935
observed 7b0b8b7bd3c291fe00a6cd2b4d60147e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:02.158794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102935/manifest.json
observed 87a0166598d17d3ed6a5ec115558696e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:02.138330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102935/publication.md
observed d01930118b7881753818fe8632eee5d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:02.122086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102935/publication.txt
observed ef73590400a51b889fc9553ec44225bc...
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.