OpenTechnical

OT-2026-000086756

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000086756) never changes.

Identity and time

Publication numberOT-2026-000086756 · never reused
Internal UUID01a0ae9a-80a3-76b3-b821-af4e853b46db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086756
StatusPUBLIC

Content hashes

Canonical text3ef86f08c4c1ffaaf5c5596fa55ca5cce525ef9d5761392c08c69ed3b6fc500b
Markdown32ba41e41a2bebb1280f7d24104a3445e500c6f484656ff04273f309ddf5b099
PDF
Publication pagea8e362beea853aaa0ae078bcd56e7510eed4690ddbf38a5781f8609bde007b14
Manifestd9f7480ddad8779d5341173a6d7d76cedbed67f76a6a13cd2b394c7a1c46d14b

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
Signaturee+EAtHH1C0ogZBzrJ6BqCGxKcsD1Zq/rjhdtCChDL6Cum6E0m2pJtkvYcwPry6c54VNAxcX48eCP1XGqHvuyAg==
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

2026-09-17T09:51:33.434856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086756
observed a8e362beea853aaa0ae078bcd56e7510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.418389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086756/manifest.json
observed d9f7480ddad8779d5341173a6d7d76ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.400109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086756/publication.md
observed 32ba41e41a2bebb1280f7d24104a3445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.348086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086756/publication.txt
observed 3ef86f08c4c1ffaaf5c5596fa55ca5cc...
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.