OpenTechnical

OT-2026-000035963

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line 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-2026-000035963) never changes.

Identity and time

Publication numberOT-2026-000035963 · never reused
Internal UUID01a0ae76-b4ca-78be-9542-0567a7943761 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035963
StatusPUBLIC

Content hashes

Canonical text94506631ac440ecaf052d350bff64598f8b400a645e9587d8675972724aa99cc
Markdownbeccfe062c8661afa4bf9200eacdd2a109282a2604b5675b200e1103298d30ea
PDF
Publication pagee5cf7cb9813e801de2e944335509b62f167c44390d490434f5719eb9ccd299d7
Manifest66a967c7c04f6a1eb64f502fc8dc2d2344b313b9d031bd99470d6292efcb77c9

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
Signature+IlsFoIVgwzzfcvBvw1/WhSU5pM67u2LJnFV8A7460cS5TkIj2m1lH6bZVU1WK53bOZmdBfvLZrHseKN7t20DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:49.380724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035963
observed e5cf7cb9813e801de2e944335509b62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.364599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035963/manifest.json
observed 66a967c7c04f6a1eb64f502fc8dc2d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.346761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035963/publication.md
observed beccfe062c8661afa4bf9200eacdd2a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.330981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035963/publication.txt
observed 94506631ac440ecaf052d350bff64598...
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.