OpenTechnical

OT-2026-000025451

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000025451) never changes.

Identity and time

Publication numberOT-2026-000025451 · never reused
Internal UUID01a0ae71-5fa7-7c76-8ca9-65bfe09bcd80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025451
StatusPUBLIC

Content hashes

Canonical text7aa30dd5e1ac30f22e0f9a61e323a235ffd620df67380880c8571f003e050250
Markdown481d949e0fa023cbc1086c388916b98341700812d008c747a1f945ed777e043a
PDF
Publication pagee5eaff42c96e558dea1101f368736702e1f374fc9b956a33515b7c2a4abbc48f
Manifest8c2f1c9c4919b8251acc8a06cdab9b803fff0289820dd705288a5ead63fdc18a

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
SignatureDx3cIumWneNlZPz+rdBOpFasvABfJ4HgvDWCgXTQP98XR4H8qbUcpoKLTdYc6kkRt69t0t3cSVp/44ttpzc9Cw==
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

2026-09-17T11:47:32.035514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025451
observed e5eaff42c96e558dea1101f368736702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.017691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025451/manifest.json
observed 8c2f1c9c4919b8251acc8a06cdab9b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.000135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025451/publication.md
observed 481d949e0fa023cbc1086c388916b983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:31.985270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025451/publication.txt
observed 7aa30dd5e1ac30f22e0f9a61e323a235...
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.