OpenTechnical

OT-2026-000084070

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000084070) never changes.

Identity and time

Publication numberOT-2026-000084070 · never reused
Internal UUID01a0ae98-5b5e-7cce-9aa1-e268d36f4f43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084070
StatusPUBLIC

Content hashes

Canonical texta5ebd88e2095fb66c87f029198b31a4e8babb170b840be8de9cf9580fadaf31d
Markdown236b955d7fdd055a4ff0ec97ca51db894fd64ac794b9bcc2ab24683592c3c3aa
PDF
Publication pagea7f1788dcd9c3177acc71124a925473028fe098a6c35dec5749e0e06a2613763
Manifest80a84e46b179b8759db094b862aa085846327818995be4668d010141acbda506

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
SignaturepUxbrXpkgygrmiRLdHEc9VKJK4bNyLzTYrI0MfamJS7mI3NSooetnU8HhjRR3LtFfSv6pBFe0Pu5JjgPAeADBg==
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

2026-09-17T09:55:48.551543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084070
observed a7f1788dcd9c3177acc71124a9254730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.532154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084070/manifest.json
observed 80a84e46b179b8759db094b862aa0858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.513688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084070/publication.md
observed 236b955d7fdd055a4ff0ec97ca51db89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.496288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084070/publication.txt
observed a5ebd88e2095fb66c87f029198b31a4e...
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.