OpenTechnical

OT-2026-000094542

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000094542) never changes.

Identity and time

Publication numberOT-2026-000094542 · never reused
Internal UUID01a0ae9e-f4e9-7a7a-a8ea-cbb14aa8004a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094542
StatusPUBLIC

Content hashes

Canonical textff44cd65dc7e938e04e30ab5a1b288b262f24020b033ad754de09499eac99b8d
Markdown62d99352b73ad2bd4e473b9945c6db42518cccaed8cdc703a488eb900b186b25
PDF
Publication page5fca5e492c963a1a896572ff001a03994d3bab95e09dc87473e5aa5c899e72f2
Manifest5e9407608084d2f7a2ae692bf014c9b0c1cc21b76285f15cf06601632f62e1ba

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
Signature7O/jUbactooAxdeSiP6SqdWeZmaGXnkGPonOKDUvmOYTX5Y/rWYLv4LXBIt6bY+NN+X5Pmt9KTZHMyk+G5D/Cw==
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

2026-09-17T09:37:59.267098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094542
observed 5fca5e492c963a1a896572ff001a0399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.249971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094542/manifest.json
observed 5e9407608084d2f7a2ae692bf014c9b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.231659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094542/publication.md
observed 62d99352b73ad2bd4e473b9945c6db42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.213945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094542/publication.txt
observed ff44cd65dc7e938e04e30ab5a1b288b2...
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.