OpenTechnical

OT-2026-000097590

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000097590) never changes.

Identity and time

Publication numberOT-2026-000097590 · never reused
Internal UUID01a0aea1-92f1-7766-8109-ab2a3005e995 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097590
StatusPUBLIC

Content hashes

Canonical text2e49c9f933dd0732c23ddc257fe4c6c55cae78713e8e7fe1aba91de4cdfea16b
Markdownaa672b62b04b4a1b1b2864d5b27a5c006783ea699ee1ca0f89ad51815bfedde6
PDF
Publication page2b3af27fc5597043b5fbc7bbc19ca512835774926d5b3a08bca9c981a8df825b
Manifesta13400e16660194069ac6b4433ccf14a19b77a88bba1f26c2fb7f7d2096e08ff

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
SignaturetcNuhTqbKXL+2U+yoS0YtqW2Bmt2qR94b1TR+U5bkFY3rzxDFxe6yXoHEDz5Z97T880knt6YrOLKCAnAPwAaDA==
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

2026-09-17T09:32:35.381593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097590
observed 2b3af27fc5597043b5fbc7bbc19ca512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:30.384080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097590/manifest.json
observed a13400e16660194069ac6b4433ccf14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:30.365634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097590/publication.md
observed aa672b62b04b4a1b1b2864d5b27a5c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:30.346695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097590/publication.txt
observed 2e49c9f933dd0732c23ddc257fe4c6c5...
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.