OpenTechnical

OT-2026-000050631

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000050631) never changes.

Identity and time

Publication numberOT-2026-000050631 · never reused
Internal UUID01a0ae82-5c4a-7edc-855b-baccd720daa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050631
StatusPUBLIC

Content hashes

Canonical textd93819930871b2b90dd083d3ff22cca5af4d9fdf74b35ba72910d86c13684939
Markdownffc1b3bd1dcebf7d0e9f17b9eb42edbefdde70b555bd1f8a0dfa0fd64d8426b0
PDF
Publication pageeb95dab3b98c70080895229bd1908a926e4d844f12722e14d94c94b2229001a9
Manifesta779210ad4a50e2a4c8df263befc0dbb7e61e675e0f44f0496ca75a39f7e1e5b

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
SignatureLGZMWnWzgob5git3+sLieaT1RB9yV2NpaiTVAJ7nYG9x5TGChODqZuMxZJYDwehnEw4/Uw3lJzg2ABpOPSoWCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:44.821049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050631
observed eb95dab3b98c70080895229bd1908a92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.803001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050631/manifest.json
observed a779210ad4a50e2a4c8df263befc0dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.783424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050631/publication.md
observed ffc1b3bd1dcebf7d0e9f17b9eb42edbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.763936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050631/publication.txt
observed d93819930871b2b90dd083d3ff22cca5...
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.