OpenTechnical

OT-2026-000035773

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000035773) never changes.

Identity and time

Publication numberOT-2026-000035773 · never reused
Internal UUID01a0ae76-b4c8-79ea-83fb-249f3178093c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035773
StatusPUBLIC

Content hashes

Canonical textf86bb23d9ad91a736ae0026a8180aa6c8c9f474d325a15be6dfb538f124df446
Markdown33040fb6837ce245c33ec3d445f00bcc3b05a588b9f1e406928e8b9a562fd7af
PDF
Publication page57da7f9808f5bce22a1b306bbd596fc4191111d883720cc5815f2036af9e25b2
Manifest0e0cf87294a7ef221b9df2e46cb6043f41d42b2ea1bb1328526934676470bc13

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
SignaturedwwiF49frjqCRX+YcQ1cA/LI7Db0nbRtXFTentWbLpKPLg7rWMFJ+xSCo+Qij2YeEsRtMsZsQY4CiB8m71dwDA==
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

2026-09-17T11:27:28.400211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035773
observed 57da7f9808f5bce22a1b306bbd596fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.381644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035773/manifest.json
observed 0e0cf87294a7ef221b9df2e46cb6043f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.364696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035773/publication.md
observed 33040fb6837ce245c33ec3d445f00bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.348061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035773/publication.txt
observed f86bb23d9ad91a736ae0026a8180aa6c...
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.