OpenTechnical

OT-2026-000096826

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000096826) never changes.

Identity and time

Publication numberOT-2026-000096826 · never reused
Internal UUID01a0aea0-a4ad-79c0-8473-b6e80399f594 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096826
StatusPUBLIC

Content hashes

Canonical texta7dcee3a30d8f2c7ec270668419ec389e696ccf1b8013f3c2d1f9dd49c61e529
Markdownb006e1ee57f49a7a5188d6ff6d0d011b4ff57f0860a2702c12e91b837e15fff3
PDF
Publication page31b45d9d7ed44427a2899656af54763cc89424b64b17b753ddc79152ff43c640
Manifestcefae2f55e76eb0781d52276ff2ef8577b1f42a52efa46dae5c90c2b4143d4c2

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
Signature8PeUj18htBQu7rzGeniPimfrOnrkTGONU8Zg6e5dNhwhawiNnxwfobndjG7dylXin+JquEXay3KELtczYi0YDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:25.315491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096826
observed 31b45d9d7ed44427a2899656af54763c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.298208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096826/manifest.json
observed cefae2f55e76eb0781d52276ff2ef857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.280246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096826/publication.md
observed b006e1ee57f49a7a5188d6ff6d0d011b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.263337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096826/publication.txt
observed a7dcee3a30d8f2c7ec270668419ec389...
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.