OpenTechnical

OT-2026-000095765

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000095765) never changes.

Identity and time

Publication numberOT-2026-000095765 · never reused
Internal UUID01a0ae9f-fac6-799c-a510-dcfb4c4eac44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095765
StatusPUBLIC

Content hashes

Canonical text8fdf224a65c4a361f82e7f16b6d186990054a0456d77f7b28920ffdc5e867fe7
Markdown092431fb3a195ac08d3436123f1934f6d06d169c5290f9273399ba5ea849a408
PDF
Publication pagec9b4be1f1f20b524b794c5b68d9feb35402807f7969e106131abdfbfe319a973
Manifest9deacf7589d362486840e867fe1ff3b68a38fa8424cccf621d8479cef6b658ba

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
SignatureIJid5s3dptLUZLxIdflgA+tporDO+YFiZrM1CX18d1GkPQ6JRMWhiGh8gersncTHJs67sNaTC3CxtuR+udomAQ==
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

2026-09-17T09:35:20.237322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095765
observed c9b4be1f1f20b524b794c5b68d9feb35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.218391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095765/manifest.json
observed 9deacf7589d362486840e867fe1ff3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.200664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095765/publication.md
observed 092431fb3a195ac08d3436123f1934f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.182369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095765/publication.txt
observed 8fdf224a65c4a361f82e7f16b6d18699...
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.