OpenTechnical

OT-2026-000045998

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045998) never changes.

Identity and time

Publication numberOT-2026-000045998 · never reused
Internal UUID01a0ae7d-8f89-77ab-bdfd-b70f0deefb1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045998
StatusPUBLIC

Content hashes

Canonical text3ce6bee36fea0bdd0b36f826b6965a0bfe2ae62782e59cbc737d28b866f7ff7a
Markdown0cf49dde8928dc5446079135bc0b30bf02973be88b5154afab972821838c5cc8
PDF
Publication pageff8ce18166aff3baf1701809f3931ad83e014aac3993b6e5f1d09d2aa87fc6e4
Manifest9f532883953c85cc4f0e473527592f91583e65f8217f6bdb4e5e13ed586694c3

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
Signature44nfwkEFzABBv5C5VmNr8k9xSmEWCmQf6yGukJ/7Is+rzB3+miK7qBUHLkFxXf1riYGICNRvhb6Smc20sd6tCA==
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

2026-09-17T11:09:59.839584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045998
observed ff8ce18166aff3baf1701809f3931ad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.819108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045998/manifest.json
observed 9f532883953c85cc4f0e473527592f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.798731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045998/publication.md
observed 0cf49dde8928dc5446079135bc0b30bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.778755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045998/publication.txt
observed 3ce6bee36fea0bdd0b36f826b6965a0b...
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.