OpenTechnical

OT-2026-000023911

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000023911) never changes.

Identity and time

Publication numberOT-2026-000023911 · never reused
Internal UUID01a0ae70-aed6-744a-acf2-3969387633c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023911
StatusPUBLIC

Content hashes

Canonical text5ec323afe9d4d9f867002e22ca5834f736a18fb207f077b62a296073a0fe8321
Markdown6bf288c91e69e0b92e503af5b621cddcd593504a0fb2b869b73750474537bfd5
PDF
Publication pagec84ad86fe8fdb2901208974ee682191c8c9807ce411985979fb178469c35d47b
Manifest344cf3e7a0e4a815e07a2a8592f17ec6180007f72f249cbe406d1baf0eba4dbe

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
SignatureJ+TXZNlIwa6STtl6QgUZ87aeBi1UcpBQZzDVnoCfQsPgRy08vnN+UfVdb/gRH470+3T5eOLiWy+WXB/zEBRyDw==
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

2026-09-17T11:50:31.833326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023911
observed c84ad86fe8fdb2901208974ee682191c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.814714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023911/manifest.json
observed 344cf3e7a0e4a815e07a2a8592f17ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.796087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023911/publication.md
observed 6bf288c91e69e0b92e503af5b621cddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.777305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023911/publication.txt
observed 5ec323afe9d4d9f867002e22ca5834f7...
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.