OpenTechnical

OT-2026-000098423

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000098423) never changes.

Identity and time

Publication numberOT-2026-000098423 · never reused
Internal UUID01a0aea1-e965-7a51-9c79-8ab71d67ba0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098423
StatusPUBLIC

Content hashes

Canonical textc3fe0efac11ec9b41d52485d99f0f08067f675fb769b4d49e181012f47ddc9b7
Markdowneba1c58d08e2e121c7692c34d0589f3ef4dae1681eb5e5e6d4e105c05ce6c8d4
PDF
Publication pagea614ecd6244deb391c90dec6b4da1afb396e121c05d4659a344c7bd20c6c2c78
Manifest8b6a779f806ecbdadbc04ac688c00db1db4d14c0e9dd75b9ceed1755525c787a

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
Signaturew5rqHwM5HVMdpZBzUApooIyAq+k4aVma0PlA+YdkaGOvq48cGDRbyAe3S/QAYBQaPNurwXfeKGvmC/WcaY7iAw==
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

2026-09-17T09:32:16.549446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098423
observed a614ecd6244deb391c90dec6b4da1afb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.531449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098423/manifest.json
observed 8b6a779f806ecbdadbc04ac688c00db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.512875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098423/publication.md
observed eba1c58d08e2e121c7692c34d0589f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.493480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098423/publication.txt
observed c3fe0efac11ec9b41d52485d99f0f080...
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.