OpenTechnical

OT-2026-000073777

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000073777) never changes.

Identity and time

Publication numberOT-2026-000073777 · never reused
Internal UUID01a0ae93-2b8d-79bb-9721-0ba0aa9daa8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073777
StatusPUBLIC

Content hashes

Canonical text47ce6eef7ba69a59e73c1250ddb411ad75be7fbd6ca44efb9d01b0234166e6fb
Markdown89cf205ea7948b7f8254eed772c54197824a00eeaf820966ad01eb4eb2896d78
PDF
Publication pagefeea2d22c6ff37bdfd877db0763238f3cecda793bc46ceb4566c2be62ffdcea3
Manifestd5734b6ab990c626e9efd5e7514243fdafbd0043e1ce88ae8f92379bb5f1b0aa

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
SignaturebLqJB2aG4kzpS16EGwbEQMP6cWFkWCRmMQ1Hg/gyu8pvmVRmETzs3Tq0r5hX8oc28iTIJJ7opteFOQhQlr31CQ==
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

2026-09-17T10:19:52.770884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073777
observed feea2d22c6ff37bdfd877db0763238f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.755048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073777/manifest.json
observed d5734b6ab990c626e9efd5e7514243fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.739380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073777/publication.md
observed 89cf205ea7948b7f8254eed772c54197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.722175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073777/publication.txt
observed 47ce6eef7ba69a59e73c1250ddb411ad...
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.