OpenTechnical

OT-2026-000064949

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000064949) never changes.

Identity and time

Publication numberOT-2026-000064949 · never reused
Internal UUID01a0ae8d-debe-73f3-a66b-c1f40047af43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064949
StatusPUBLIC

Content hashes

Canonical text6ee9c6f97ee3c3464a49a3f732160cff4fe3b44fcc0c1a68aa91bf552255bbe3
Markdown6b50fa0926cf0a3702f9e8847709501cdf2a13348afe4bd565ebfba408cb6418
PDF
Publication page94d56a2367d08f2a34bd3199359615ff87138e3e2e7ee0dbfa476278b9355c6c
Manifest906035627ac110f6b2c85b1a697512e2d8ca672872a519430b10b2de003d9849

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
SignaturePwxf9bjW3KuG0a6BPG2lqMWzlog1SW2e4dn0kKqyQUuCc4B5DkE9NhjS8OJtPRAtyoW7QvhrAghKrKKOMzQMAw==
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

2026-09-17T10:35:53.388449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064949
observed 94d56a2367d08f2a34bd3199359615ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.368670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064949/manifest.json
observed 906035627ac110f6b2c85b1a697512e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.351922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064949/publication.md
observed 6b50fa0926cf0a3702f9e8847709501c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.335502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064949/publication.txt
observed 6ee9c6f97ee3c3464a49a3f732160cff...
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.