OpenTechnical

OT-2026-000044435

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000044435) never changes.

Identity and time

Publication numberOT-2026-000044435 · never reused
Internal UUID01a0ae7c-39d7-78f5-9c30-c072d21ad9b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044435
StatusPUBLIC

Content hashes

Canonical text9022b68445c8a3eaecd3c8a80098ce1ffda0014eb74c69dc84a7c916766eba8b
Markdown569c65b99fe6686395220fbdd21c3e89a80a27085af7f46cfefa95a5389a6e80
PDF
Publication page2c39648ff31647d5bd644206235c88b7bb1c96fbccea621ff50502a0f79f254f
Manifest40570f75586486147f4e11d0ac0b5b3fc5f9676cea2814d4dc3cd066be2f7c78

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
SignatureqYYyt2xvb7TKHi3JVY5enRHdZNvB3RTTn9NSGhn8+pm+d/e9ruPn90bBTvE7v+QXIyBwMC0q1iVM5QTaZzPJBg==
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

2026-09-17T08:30:45.552156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044435
observed 2c39648ff31647d5bd644206235c88b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.535019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044435/manifest.json
observed 40570f75586486147f4e11d0ac0b5b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.518537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044435/publication.md
observed 569c65b99fe6686395220fbdd21c3e89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.500683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044435/publication.txt
observed 9022b68445c8a3eaecd3c8a80098ce1f...
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.