OpenTechnical

OT-2026-000080335

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000080335) never changes.

Identity and time

Publication numberOT-2026-000080335 · never reused
Internal UUID01a0ae96-7e77-7c7b-8890-2487e43ac884 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080335
StatusPUBLIC

Content hashes

Canonical textcbab7aedf94e0e334d8e7cbe69cb12cd72067bc777cda30c13f625871a2a0c8f
Markdownee783b0d1e3c3a10b71723d26df121a1238ef05fca2d1dacd456bd7c8237e768
PDF
Publication page9bfc70c6f7189e7cb1432d9ccaa6d7fa8811a63b43b1912017c619a4dd23b98e
Manifestcf82d2f416462efff79ed15ae5badc766acadfaabab25cae1fe80e98db950703

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
SignatureUMzSzfO/WL2qDPXl9b4dmeLMNw2e0CdKQq0gnKpIzCYhSIXDIOqBstWpsnWU4p3MOwyCMj45yOpz8Qynki5yAQ==
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

2026-09-17T10:02:48.809145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080335
observed 9bfc70c6f7189e7cb1432d9ccaa6d7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.791406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080335/manifest.json
observed cf82d2f416462efff79ed15ae5badc76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.774167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080335/publication.md
observed ee783b0d1e3c3a10b71723d26df121a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.758007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080335/publication.txt
observed cbab7aedf94e0e334d8e7cbe69cb12cd...
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.