OpenTechnical

OT-2026-000070965

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000070965) never changes.

Identity and time

Publication numberOT-2026-000070965 · never reused
Internal UUID01a0ae91-8c2e-73b8-9d31-ad7a545ed549 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070965
StatusPUBLIC

Content hashes

Canonical text2015831bd73c23216e3f42228c24d125599b63564f8f63c0612474a80810c0f1
Markdownee5d9bb24f3c9ae519311e17cbeff3b8607d2cb0060e2cad6c0eeff623b7171c
PDF
Publication page5a9e4dfe7ccf1bead5292ab5edffaeebe7b41cfaf032f2b92c41d8aaf9664483
Manifestb10614a98119347a45aa10563c1a7901e9985184c2ce36d7509e9ac478436052

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
Signatureb44stt25YARHpJqWXJH7BS5WQLb+v7vpF4LqEUcXb4supf4AUsCqV95LunwV2GsWwChTO1WWk/ekZzuorCdsDw==
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

2026-09-17T10:25:48.246276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070965
observed 5a9e4dfe7ccf1bead5292ab5edffaeeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.229701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070965/manifest.json
observed b10614a98119347a45aa10563c1a7901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.200652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070965/publication.md
observed ee5d9bb24f3c9ae519311e17cbeff3b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.168965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070965/publication.txt
observed 2015831bd73c23216e3f42228c24d125...
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.