OpenTechnical

OT-2026-000059371

Publication integrity record

Three cup vacuum gripper, three zone face, six 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-2026-000059371) never changes.

Identity and time

Publication numberOT-2026-000059371 · never reused
Internal UUID01a0ae89-8615-7dc9-94fb-baade82b96c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059371
StatusPUBLIC

Content hashes

Canonical textc09f039551d1eca86332279873c25ddd773bb252f19275a12d6a5ed3344efb78
Markdown27d3e8967ac012087ac48591eb93dd051176ce6f4fb1381dc0f5925380a0a373
PDF
Publication page823d9de5c9d122c48f49a92bf7ae3aa81114bf2652f302737e315dfc8cda958f
Manifestb4fab98f71ea9a60ecba12fea982cc3b352378fbaaeed227c6adad856c16a283

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
Signature9tLsVSesusgMJwGRM+anTuKm5iGcWFcRKYvw4Bi+sKL+AqldT1mtDWHGGA3ylsdk+SbpB9vJmGcmXtMSO8FnDQ==
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...

Independent retrieval

2026-09-17T10:46:02.298599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059371
observed 823d9de5c9d122c48f49a92bf7ae3aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:02.280103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059371/manifest.json
observed b4fab98f71ea9a60ecba12fea982cc3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:02.261190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059371/publication.md
observed 27d3e8967ac012087ac48591eb93dd05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:02.242722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059371/publication.txt
observed c09f039551d1eca86332279873c25ddd...
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.