OpenTechnical

OT-2026-000097260

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, 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-2026-000097260) never changes.

Identity and time

Publication numberOT-2026-000097260 · never reused
Internal UUID01a0aea1-01ca-709d-a973-76310fc7ae53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097260
StatusPUBLIC

Content hashes

Canonical text47592af372c7933ea69300d9cae93bb4e1d8a4d96987ea9ae7375654513e739d
Markdown9f61684990eadad6d10d52b4620a7ec812d46572b84250002c69aff995c94be9
PDF
Publication page73ba9be53b14c949c1be9c8353fbcb67332052147e8755584144ce4dfd481720
Manifest04a4b3f71edf7dd0cb199de7b6df06aaec6b9484e7895ae523deedf7483e6ee0

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
Signature5U+hwHNXKgBtU0Ir1pxHHYKbwhNxmiBJHC5K6JYFofOPEj8xIyucpgtf7U2a8vir88ZS5t/n/aHdG/vyhjHNBg==
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

2026-09-17T09:33:30.970578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097260
observed 73ba9be53b14c949c1be9c8353fbcb67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:30.953367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097260/manifest.json
observed 04a4b3f71edf7dd0cb199de7b6df06aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:30.934406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097260/publication.md
observed 9f61684990eadad6d10d52b4620a7ec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:30.915969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097260/publication.txt
observed 47592af372c7933ea69300d9cae93bb4...
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.