OpenTechnical

OT-2026-000095552

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095552) never changes.

Identity and time

Publication numberOT-2026-000095552 · never reused
Internal UUID01a0ae9f-8f74-7f6a-8242-d3fa3527b4ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095552
StatusPUBLIC

Content hashes

Canonical text9505b17cef2be98093026b8103648538420c648e268766bf645faa1fa797dcaa
Markdown8db2d4287990a21f4c483db77b1db826c637ec0624207623e482516cbcc98982
PDF
Publication page88f4c5329a2c765f2aebdfcde7c34588100a41d05dd97df7b1d09c78d7c99afd
Manifest8b2dd193bf9abdbe05252a7091998f18f918d364c9f67747feb18357e687abe8

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
SignatureQUxFKbR9v9bYz0CWq3eCVTGxwtEdy/ZOR+EXuD9RzUG/BEGIj7R4dD6FtIfUhLiBYNyffA1va76BEgujN8tqAg==
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

2026-09-17T09:36:58.005799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095552
observed 88f4c5329a2c765f2aebdfcde7c34588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.989388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095552/manifest.json
observed 8b2dd193bf9abdbe05252a7091998f18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.973092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095552/publication.md
observed 8db2d4287990a21f4c483db77b1db826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.955400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095552/publication.txt
observed 9505b17cef2be98093026b8103648538...
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.