OpenTechnical

OT-2026-000055653

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000055653) never changes.

Identity and time

Publication numberOT-2026-000055653 · never reused
Internal UUID01a0ae86-a103-7462-af0b-3b3db2119a36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055653
StatusPUBLIC

Content hashes

Canonical text5913eba1a693f57c0aae673b211e12eafb9f662f05cf2fba2db2ad40460681d5
Markdown8d70f96e4c33b41fc072ebb63b797ab07263e81f5877d137b4518d5ff9696cf4
PDF
Publication page11301268d1a043d2d622ec27ba0d6d823135267a91d0a117f8fddcbcafb00f6b
Manifest109556fc92793dd772f841f20fb13e1af4f34c0474ef9c53840e96d75f30dbd7

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
Signatureb9GPf3ardIMPkOlMtfcLA/5A1Pb3XSYSe8U/WKC9T8DcZtERKfMAJkCVj73M2V75j5MpqwdU993xs/yS4s6pDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:54.596805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055653
observed 11301268d1a043d2d622ec27ba0d6d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.579233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055653/manifest.json
observed 109556fc92793dd772f841f20fb13e1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.559530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055653/publication.md
observed 8d70f96e4c33b41fc072ebb63b797ab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.540948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055653/publication.txt
observed 5913eba1a693f57c0aae673b211e12ea...
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.