OpenTechnical

OT-2026-000097982

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000097982) never changes.

Identity and time

Publication numberOT-2026-000097982 · never reused
Internal UUID01a0aea1-92f7-7037-91fb-c4887d06e384 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097982
StatusPUBLIC

Content hashes

Canonical text4a2dc3a9fcd3d0a69d247a71925c24ca6e8a1bf13419c77b5a8fde1d0f72a9f3
Markdowna6ac557ecd9643c04396f687cf27761f1fd14d69b22a78131f61cf3a80e1cd8e
PDF
Publication pagebd6709d0b9fa3ded9e395b247b8e61ef49a71d32228264b3b3d3272d5eaa371b
Manifest99c8e78197860314b20777c3db3a576ae5223bedf079b6e92e658984db735a15

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
SignatureiLa8VJulkHm2rVbsh6j/kxbwCzP+3QHqTfFr6n+RbgQ7xUjI1e+y2ZpG3gdnHB3QK2UD+AFIzNWFR0QCWnvaCg==
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

2026-09-17T09:33:07.866862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097982
observed bd6709d0b9fa3ded9e395b247b8e61ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.847946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097982/manifest.json
observed 99c8e78197860314b20777c3db3a576a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.829458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097982/publication.md
observed a6ac557ecd9643c04396f687cf27761f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.810101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097982/publication.txt
observed 4a2dc3a9fcd3d0a69d247a71925c24ca...
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.