OpenTechnical

OT-2026-000036255

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line 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-2026-000036255) never changes.

Identity and time

Publication numberOT-2026-000036255 · never reused
Internal UUID01a0ae77-01cf-7978-a363-6ec8cc79f652 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036255
StatusPUBLIC

Content hashes

Canonical text86d15a9c929711e23a876ef670392d63b4d847940f1a4eb0fb677c30cb97843d
Markdownad79c2dd52725a980f4cc85329cc2373d036baffe3ede8f51e973e2480b5d501
PDF
Publication page7e1f998bef88f7933cd1e7a32c65a8f66545bf76c5834d89b9ef84a8b1dd970d
Manifesteb360c0f985c2f32ef194952972f1da4ef67c72d1d23ea0ea0b5814472068877

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
SignatureZ6bmkkBpsQCUJIQJNL9szPD5A1IrGAfKHW/QNDPZQsg/afrCSRJWN7DHASGivZeZdcZFuazufLWpTsLcby90Cg==
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

2026-09-17T11:26:30.644603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036255
observed 7e1f998bef88f7933cd1e7a32c65a8f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.625467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036255/manifest.json
observed eb360c0f985c2f32ef194952972f1da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.605958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036255/publication.md
observed ad79c2dd52725a980f4cc85329cc2373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.586104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036255/publication.txt
observed 86d15a9c929711e23a876ef670392d63...
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.