OpenTechnical

OT-2026-000069885

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000069885) never changes.

Identity and time

Publication numberOT-2026-000069885 · never reused
Internal UUID01a0ae91-1860-7f77-a11f-b7e5df20d51b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069885
StatusPUBLIC

Content hashes

Canonical textb93b11c573460880d15df353e5e176f46fcdcaec0f6db87dc9d963c688b17095
Markdownfdfeb72ad35c1848283502f837a71c1abcb95a409c906c37f91768e6743faa1c
PDF
Publication page2aa6fc4e7311cc784909327f22af6005ae51f25c5276a6026176509f28555c3f
Manifest024c9d37b22a8f99a6dcb2862395ea4c21e9d97213382a7b8fa661b2a5e7ab22

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
SignaturedIk+JrHFQOcT1fte6dknGn0ZdBT0Iu9CHsZzude/z036CU8KymdsDn82kIJc4o5IBDqy9uexPVK4PWX9WqM0BQ==
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

2026-09-17T10:26:43.005038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069885
observed 2aa6fc4e7311cc784909327f22af6005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.942268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069885/manifest.json
observed 024c9d37b22a8f99a6dcb2862395ea4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.924542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069885/publication.md
observed fdfeb72ad35c1848283502f837a71c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.880848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069885/publication.txt
observed b93b11c573460880d15df353e5e176f4...
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.