OpenTechnical

OT-2026-000084784

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained 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-2026-000084784) never changes.

Identity and time

Publication numberOT-2026-000084784 · never reused
Internal UUID01a0ae99-43b3-7071-9506-c6931a8e399e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084784
StatusPUBLIC

Content hashes

Canonical text761f0b3f5e812beb3cca51eac49f9bb17abeea1cf4f431919ce824e8bcc781d0
Markdown605619dfbb06c3d1c0b2ce7009b6f65ef23d42f45ebe0578a72a7aebca992cfe
PDF
Publication page7b8d869a40cb2db0359d57d004f86d2ff8fbf10000138df281b805207f2f05c1
Manifest4643fd9c8031a448184ef6b51b8bfa29ec3ad94490ff317b6a5f1f813d49aea0

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
Signature8u+XHnPMp9/y7YjQnUVZEm9Yx9w9Ey1NRI1ZtQnFIAOGDjqbXnHX0wi5zP8XMoFKduRvwRf5dvNida03/qMrCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:43.341643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084784
observed 7b8d869a40cb2db0359d57d004f86d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.316656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084784/manifest.json
observed 4643fd9c8031a448184ef6b51b8bfa29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.299285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084784/publication.md
observed 605619dfbb06c3d1c0b2ce7009b6f65e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.226648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084784/publication.txt
observed 761f0b3f5e812beb3cca51eac49f9bb1...
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.