OpenTechnical

OT-2026-000051624

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000051624) never changes.

Identity and time

Publication numberOT-2026-000051624 · never reused
Internal UUID01a0ae83-7c82-77b6-875c-a314ca1c90b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051624
StatusPUBLIC

Content hashes

Canonical texta8905df536438fe777f69c30a90ef03bc068e5a5bba189890d4105e5a3d86c03
Markdown4779085196c75f22a5b0c8f5abbac6a920930f30370de4f22d61af641920558e
PDF
Publication paged4640e49399d0ffae06a891ec8f1a9c52714dcbf7ccb3a27a06d3153a806489a
Manifest09ee91e36b2959fb7cec8bdbc8f78ba96edbd2818a62a8404bdffba46ce5bd83

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
Signature2lcp/LVnvXFzDsv/66n16ng6nzkqeXwZyHg79c9Zj76cSjIaiRsTqmMCsA813l+sgX/pYKLn6GWVWSngA0qvCw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:28.865481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051624
observed d4640e49399d0ffae06a891ec8f1a9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.847768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051624/manifest.json
observed 09ee91e36b2959fb7cec8bdbc8f78ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.829817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051624/publication.md
observed 4779085196c75f22a5b0c8f5abbac6a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.812122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051624/publication.txt
observed a8905df536438fe777f69c30a90ef03b...
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.