OpenTechnical

OT-2026-000055552

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000055552) never changes.

Identity and time

Publication numberOT-2026-000055552 · never reused
Internal UUID01a0ae86-a102-76ff-93e6-a4f77860aab7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055552
StatusPUBLIC

Content hashes

Canonical textd7b4555a0db9b5605a3c96ca03a3409c7ab3eee333de8432c190e70376357cef
Markdown2dca7376cb3b2432781e2cadf72981c0320abb8c12da49d97e825261715eb842
PDF
Publication page4568105fb7999d14d7dccff023f206da69a06478ef54b41596769c5c2017a1ae
Manifesta917c25e256ae1dda0f1ac17b12c1d32a6667b93b7c9000c79b2f3b8a755527f

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
Signature4xNpCMmbwhndQlhSQAZayAVWEAfX6+LjJ+9pm4oniv3d0ootAGPCtEL/llv+aQG3LTJbx52IlgVzmGCfolnrCg==
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

2026-09-17T10:52:46.341221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055552
observed 4568105fb7999d14d7dccff023f206da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.323164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055552/manifest.json
observed a917c25e256ae1dda0f1ac17b12c1d32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.305213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055552/publication.md
observed 2dca7376cb3b2432781e2cadf72981c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.287608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055552/publication.txt
observed d7b4555a0db9b5605a3c96ca03a3409c...
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.