OpenTechnical

OT-2026-000097462

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097462) never changes.

Identity and time

Publication numberOT-2026-000097462 · never reused
Internal UUID01a0aea1-55b3-7f95-83be-6bb9bcccd6bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097462
StatusPUBLIC

Content hashes

Canonical text774a8900e084d2d5b0fad877ac0866078d204eddc3a5db981b17a8b172b9866e
Markdown9d2ea15d2ee7115f1f63b8dc0e8d2018699c1cea0dfb7b6645bcb5175a091cd2
PDF
Publication pagebd7ff6665a9ed3b012e7f92e5d6960502b7245454c4334335a6ba83d5a327e0d
Manifest47069107fa685b2142348dafed3f64d1e9a03feb6a751ea00f487490515be845

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
Signature1oKY9kceySeTt+NPr9+1H8UKY/y/Tq1GcFQaxINBpXm9+21W+aa8Ow+wsHPNwaFbnUuEigMzaC66yyvHrkfWCA==
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

2026-09-17T09:33:19.765932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097462
observed bd7ff6665a9ed3b012e7f92e5d696050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.749951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097462/manifest.json
observed 47069107fa685b2142348dafed3f64d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.732088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097462/publication.md
observed 9d2ea15d2ee7115f1f63b8dc0e8d2018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.711487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097462/publication.txt
observed 774a8900e084d2d5b0fad877ac086607...
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.