OpenTechnical

OT-2026-000100777

Publication integrity record

Three 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-2026-000100777) never changes.

Identity and time

Publication numberOT-2026-000100777 · never reused
Internal UUID01a0aea3-66f4-7430-b5e5-4a845282620e · 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-2026-000100777
StatusPUBLIC

Content hashes

Canonical text1830969e2831b2e917272928c1572ee103dd0cfc28dc44f1a84f080ac6b3ad44
Markdown7b3512680165e02f00c482e4df9dc9ee3688ed553b7dc1a84f3171180e4a108f
PDF
Publication page9763209f6fd2c8549e1c1cffac69f057248e905f4a679eef19b37f9d7383ac93
Manifest44ac60e2551075e95a549c199eca95c8b02c489ac07372cd82f5c3345a23ee79

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
Signature1qzFZCrCLsbVv0cI440Xs6b3owqYBqesgnPXcnfl5pEgLwnGkxxY3/n0uei6JfS+Hk2BjYPymNnoQAswqTohAg==
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

2026-09-17T09:27:37.138050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100777
observed 9763209f6fd2c8549e1c1cffac69f057...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:37.117996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100777/manifest.json
observed 44ac60e2551075e95a549c199eca95c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:37.099186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100777/publication.md
observed 7b3512680165e02f00c482e4df9dc9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:37.081477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100777/publication.txt
observed 1830969e2831b2e917272928c1572ee1...
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.