OpenTechnical

OT-2026-000097094

Publication integrity record

Foam pad vacuum gripper, four 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-2026-000097094) never changes.

Identity and time

Publication numberOT-2026-000097094 · never reused
Internal UUID01a0aea1-01c9-70ab-9273-b296c1f31e6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097094
StatusPUBLIC

Content hashes

Canonical text79b6356fdedcdf9f25e92e770f5416f0aa9b6f8b3a21d95a0d0bd976c09e94c7
Markdown6def2cf2e462012fb7cf0b5a7cc08a084b7829c0a960d0aa1aa1c1a2b454e563
PDF
Publication page2d2ff271d53b6f0d604502beb5b99c37f6ee57f81ab38e10244280f56c9d3e76
Manifest467d9138df0577cd9f3e747b19d07aecf285fccf74b64e32ce9c20f57add24b7

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
Signature/+6hoF5dRTlNmtvko9mGeqMogJLexPHb9TUD5zDrLqWcsebvUZhRQ9TtgRVQmvObSom/112R0XkAAFsD9GSIBQ==
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

2026-09-17T09:10:42.449000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097094
observed 2d2ff271d53b6f0d604502beb5b99c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.432039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097094/manifest.json
observed 467d9138df0577cd9f3e747b19d07aec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.414705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097094/publication.md
observed 6def2cf2e462012fb7cf0b5a7cc08a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.399449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097094/publication.txt
observed 79b6356fdedcdf9f25e92e770f5416f0...
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.