OpenTechnical

OT-2026-000099115

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold 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-2026-000099115) never changes.

Identity and time

Publication numberOT-2026-000099115 · never reused
Internal UUID01a0aea2-8287-798d-a1a9-4fc4c76c4d68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099115
StatusPUBLIC

Content hashes

Canonical text947b5e2fc5e367881faf622204c22f0b4d92997b59ac609d3181fc4373a2be75
Markdown5397ae989967889cc0206dca83e62b8cc42c6d4977908e34bcf52a866e38fa4d
PDF
Publication page7fed276c320c4283c2bc7ab4969de663b2df4ca1fd3a01fedb49e976082b6a69
Manifestaf133ddc77b265a006a59a58a7abc65421dfd7c6f7c658185297ace3d1853996

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
SignatureNrSmn+JUIH8KITL8nv6ipeUH3EAEzAapsSZS7tjooDMJ3tJtkeWv9K54P1kHIyZetiJEgbvvxLTmmCL++r0kCQ==
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

2026-09-17T09:30:21.729984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099115
observed 7fed276c320c4283c2bc7ab4969de663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.711849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099115/manifest.json
observed af133ddc77b265a006a59a58a7abc654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.692143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099115/publication.md
observed 5397ae989967889cc0206dca83e62b8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.674348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099115/publication.txt
observed 947b5e2fc5e367881faf622204c22f0b...
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.