OpenTechnical

OT-2026-000039623

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000039623) never changes.

Identity and time

Publication numberOT-2026-000039623 · never reused
Internal UUID01a0ae78-d8d4-7e82-9017-1d7fb19aff16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039623
StatusPUBLIC

Content hashes

Canonical text07ce002cee34772726b77d4d0c21615248cc38f671d375341bbe6072e73de881
Markdowndeb5c01c9cbd2e3a5f920c49a19faa14c9ca413f702059595d19a4369216bfda
PDF
Publication page130bbb1bf9e6890d76ba57964e9527b0c658ad584a06ef4bc728d69499b373d2
Manifest6f90ebda5d96c524effcf8c95284ce7a1732fef3c72231c98da45fa393c81199

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
Signature7j6oYmNbGsMt0DO+bwQmCMiUed0B84Tut++EuZ1r+oM2h5Fpi3Ky9MPt10fTED9orv5hfAKUB2Exfx2NiT/9CA==
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

2026-09-17T11:19:47.627884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039623
observed 130bbb1bf9e6890d76ba57964e9527b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.609246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039623/manifest.json
observed 6f90ebda5d96c524effcf8c95284ce7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.592088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039623/publication.md
observed deb5c01c9cbd2e3a5f920c49a19faa14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.573743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039623/publication.txt
observed 07ce002cee34772726b77d4d0c216152...
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.