OpenTechnical

OT-2026-000095804

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000095804) never changes.

Identity and time

Publication numberOT-2026-000095804 · never reused
Internal UUID01a0ae9f-fac6-792a-ac79-e3ff4abd7a09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095804
StatusPUBLIC

Content hashes

Canonical textfdd360b63eea7fef9945d2b4d7deb578cb6ad1bda3d62152b032687626fcdedc
Markdownb00c8f9c2aa352faf29f3917ae33bde3bca901a024be51d2129c91305424b649
PDF
Publication pageb1e99a831703391acd0d15d8823da454b92cd9008e9f2757f7b839c3137282c5
Manifestb5b894e8f0efc2139062cb3f33d2acfaec737fe92f5a844c7363843b9167e8b6

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
Signature0FptEaXdf+/5jJ2dQ2W/K0ridMCc7b7VGyVOPIWF9OypadHqX8ZZVXDsgYY/U0W1C1WGphi4QI0jjf6R9QAtDw==
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

2026-09-17T09:35:52.733949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095804
observed b1e99a831703391acd0d15d8823da454...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.717999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095804/manifest.json
observed b5b894e8f0efc2139062cb3f33d2acfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.700366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095804/publication.md
observed b00c8f9c2aa352faf29f3917ae33bde3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.682089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095804/publication.txt
observed fdd360b63eea7fef9945d2b4d7deb578...
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.