OpenTechnical

OT-2026-000095416

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000095416) never changes.

Identity and time

Publication numberOT-2026-000095416 · never reused
Internal UUID01a0ae9f-8f72-7937-9cfc-b6b3da6978ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095416
StatusPUBLIC

Content hashes

Canonical text0b21f899f20763f1b8b324e266caea044ce1502427a842c2a077bdba6a4583ac
Markdowna164a407bfd6d5c8878d79c26d3fb2f289b85bca00c5f4d0fd576885b15d51cb
PDF
Publication pagefee28e35ba4d29d7dd857ca5f2462c32665f078d45b9c1dd87fbfb60fb6661b1
Manifestdd97f748b15295ce745e17bd805c747985337f33d3a8b1d5aa3e6e427c8915fe

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
SignatureDB0chHqbctYFkyimaMqIgsFUeKDFK8RLgiZXgN0CgZ9NEltoDuy8+dRx961AETBAAFCd9j36nMtVlkySPj9uCg==
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

2026-09-17T09:36:47.716523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095416
observed fee28e35ba4d29d7dd857ca5f2462c32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.699921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095416/manifest.json
observed dd97f748b15295ce745e17bd805c7479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.682427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095416/publication.md
observed a164a407bfd6d5c8878d79c26d3fb2f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.664136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095416/publication.txt
observed 0b21f899f20763f1b8b324e266caea04...
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.