OpenTechnical

OT-2026-000095070

Publication integrity record

Foam pad vacuum gripper, three zone face, two 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-2026-000095070) never changes.

Identity and time

Publication numberOT-2026-000095070 · never reused
Internal UUID01a0ae9f-2df0-7f62-8a68-6891dca2c075 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095070
StatusPUBLIC

Content hashes

Canonical text2f73eb80929fa3be2e722b1b03a546eb64bb4b4e4b63f525ededf91b1e0b6c59
Markdown88d6a475fdb4dae4528d5003792c25c8fdb1c06d376f94b2beacfaa6e2dd9526
PDF
Publication pagef89b68cbf5c3b9017cf9737b2d67e9b1b63c70c4acbc6f88992ea311c64d5539
Manifestc3b77783f515f208e192e5c29c6cb2ac41e91873c60c599235a3a7e6d5cef192

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
SignatureIG4YLZn/BTVkyRJv9mb3pnkB9iRyyS1j051az6kncRVyRaylIwC9kgVef55TCYBzGjjrrn8QPNUIdkXVUwjrDA==
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

2026-09-17T09:37:38.523737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095070
observed f89b68cbf5c3b9017cf9737b2d67e9b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.506475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095070/manifest.json
observed c3b77783f515f208e192e5c29c6cb2ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.489284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095070/publication.md
observed 88d6a475fdb4dae4528d5003792c25c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.465756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095070/publication.txt
observed 2f73eb80929fa3be2e722b1b03a546eb...
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.