OpenTechnical

OT-2026-000071361

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000071361) never changes.

Identity and time

Publication numberOT-2026-000071361 · never reused
Internal UUID01a0ae91-e0ed-70f9-837e-2762585752a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071361
StatusPUBLIC

Content hashes

Canonical text7deebf8cbb636530bbb3f2e88f07437aaed31bb5969f445fabb90a621a7ce446
Markdown5c03f730cdcf7ea5713c412518102972fbc727a0b8f71274b0a7d83406ea3c8b
PDF
Publication pageaa1ad687397363de13f4b598291c01de7c8b420925e4acadd8f6179beb153577
Manifest8bb9c42ecf4018fab65dbd751c56e5b4fd6302e1c0e4c86fb92ec51576bf34e6

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
Signaturev2cITDBvF8Gz5VYmP4Ki3Mif3Ol6SjCMbpSTdv+8DehsqR65VEsF5sjJC0rnq4mwv7QII37MwRJTIhQq303cAQ==
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

2026-09-17T10:24:58.306653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071361
observed aa1ad687397363de13f4b598291c01de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:58.289592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071361/manifest.json
observed 8bb9c42ecf4018fab65dbd751c56e5b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:58.271629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071361/publication.md
observed 5c03f730cdcf7ea5713c412518102972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:58.254035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071361/publication.txt
observed 7deebf8cbb636530bbb3f2e88f07437a...
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.