OpenTechnical

OT-2026-000057995

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000057995) never changes.

Identity and time

Publication numberOT-2026-000057995 · never reused
Internal UUID01a0ae88-6ed9-7e27-a957-9b651e216fc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057995
StatusPUBLIC

Content hashes

Canonical texte0051deda6ee6d3977c0cedb0ad6564f8667b1986d4ebbf3040f5f62246e86e1
Markdowna430f060b876b1a8b971463a913df33e57fc578be511bfc9a7665ee6d05e722d
PDF
Publication page51b32033630e33ef5191c43e2da4f9319442895df1ee0ade402681c1b0706f8b
Manifest442c3490d7c842f625a712f0ef9228f0e4a8a9b5031d270836b0d32c497c8dc9

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
SignaturecFqxGUKd913cXX5wiWs/2ZlLd2SJsXioSwPKyornw3Cim5VZu40j+ORbpZXfQ1+dlcvnYnEbe9BWdlsFLnlMCA==
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...

Independent retrieval

2026-09-17T10:47:37.554820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057995
observed 51b32033630e33ef5191c43e2da4f931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:37.523085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057995/manifest.json
observed 442c3490d7c842f625a712f0ef9228f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:37.504050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057995/publication.md
observed a430f060b876b1a8b971463a913df33e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:37.470796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057995/publication.txt
observed e0051deda6ee6d3977c0cedb0ad6564f...
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.