OpenTechnical

OT-2026-000100764

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000100764) never changes.

Identity and time

Publication numberOT-2026-000100764 · never reused
Internal UUID01a0aea3-66f4-77c0-9556-baf91736ffd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100764
StatusPUBLIC

Content hashes

Canonical text25abf811b862a1519da3ced201f8e15a83919b9d1d8e6d0edebc230acaa90fab
Markdown8acf9175b2eb2f01d154588bcecbdc197e2893a1ef1b81a0779b672c20c6d812
PDF
Publication pagee021dc027755aa02796d3fe1ce3898c17caef7ed45626f77de93df4c767e3df3
Manifest137788202a44bddd8966b698f3db446e04105c2324b66629da17729fdd384922

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
SignatureD/URHqa48cJD0+ev3AdME3gDGBdKeeatJscrDQP9j4RfynjwbchFlYHH1lLqYIL4Mg6zqZoHS7H/oAKuEg+aDw==
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

2026-09-17T09:27:36.139194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100764
observed e021dc027755aa02796d3fe1ce3898c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.121402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100764/manifest.json
observed 137788202a44bddd8966b698f3db446e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.105173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100764/publication.md
observed 8acf9175b2eb2f01d154588bcecbdc19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.087316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100764/publication.txt
observed 25abf811b862a1519da3ced201f8e15a...
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.