OpenTechnical

OT-2026-000082604

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000082604) never changes.

Identity and time

Publication numberOT-2026-000082604 · never reused
Internal UUID01a0ae97-8cc8-7222-80fa-c98564cb4a81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082604
StatusPUBLIC

Content hashes

Canonical textab6232cc3fe4438700a82c433f4d50dd4a101b16c7f340a76df48dc0ca8ec5ce
Markdownec7ae467dc8e6f42951adfce6526f86693178e839acb47e88afdfbbe0cabb2a9
PDF
Publication page5eb8abfecbfc76eff0e4fb24be4e708457664fb4ec06acd2e44410f10668ff70
Manifestcc65c10cc866cd827f58468d3a0d339c3024006eeab39c1155ac1b7bb807a781

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
SignatureNUAsJILtZeJOokkxS+R9ASrENLiv1y7FVxRmNWk02yOYfXv6R4we+Z0q2VLH3lld+85+bXWqRMZ6t6PnmHaZAQ==
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

2026-09-17T09:58:02.885102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082604
observed 5eb8abfecbfc76eff0e4fb24be4e7084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.869376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082604/manifest.json
observed cc65c10cc866cd827f58468d3a0d339c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.852563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082604/publication.md
observed ec7ae467dc8e6f42951adfce6526f866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.836174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082604/publication.txt
observed ab6232cc3fe4438700a82c433f4d50dd...
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.