OpenTechnical

OT-2026-000083297

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, sustained 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-2026-000083297) never changes.

Identity and time

Publication numberOT-2026-000083297 · never reused
Internal UUID01a0ae97-c963-7d2a-84be-3f5079bdfc36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083297
StatusPUBLIC

Content hashes

Canonical textc03d055526f66cbeaef3587ffb527957317be95b92924c0324a1961ac20f7bbb
Markdowne52154aaabbc100fa12b4e9bfba09348dfa424a66b9d9a6e4ff44f69656a239d
PDF
Publication page6b796d3a8e47b6d446ffc204b273c2d6b039ba879597b6e54fe1cbc4bdf8f24e
Manifestc169b1c43c3d93c20b7d488df1a4f4ffc0d6c59c4398c6f8060ee1418c540235

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
SignaturewqUqh6DoNl+YEyHgBC2ZKzkaPDSh1vTEaPy8KYDmms4GTK+pNtXabudbxg14yPiUzNRF/4ZmwNT8dfLwbCXvBA==
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

2026-09-17T10:00:32.615596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297
observed 6b796d3a8e47b6d446ffc204b273c2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.599220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297/manifest.json
observed c169b1c43c3d93c20b7d488df1a4f4ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.581695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297/publication.md
observed e52154aaabbc100fa12b4e9bfba09348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.563771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297/publication.txt
observed c03d055526f66cbeaef3587ffb527957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.392583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297
observed 6b796d3a8e47b6d446ffc204b273c2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.376559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297/manifest.json
observed c169b1c43c3d93c20b7d488df1a4f4ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.361754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297/publication.md
observed e52154aaabbc100fa12b4e9bfba09348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.346600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083297/publication.txt
observed c03d055526f66cbeaef3587ffb527957...
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.