OpenTechnical

OT-2026-000095289

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000095289) never changes.

Identity and time

Publication numberOT-2026-000095289 · never reused
Internal UUID01a0ae9f-8f70-7f71-8210-c55ff3ac76e4 · 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-2026-000095289
StatusPUBLIC

Content hashes

Canonical text5a39108f9ed0553d6e90f18d4221002822019cc3beebb8dd367e83f3927f6f3e
Markdown52a5f84d37245fa32d5f1d0c2545505125c44604f18685799ab8dd3f3beaa03f
PDF
Publication paged0d31ad3844e18e0358c24f6ca7b24b85d95eb6847f2d04ebc72ee7892904a54
Manifestd277d5b2fca595fbd539c32cda8285e87860ba36c97241317662f15d4e87116b

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
SignaturerVIA3iGzNNgPXfQTBdZFbkpvKu5iB6YhoobLv/8+ipJV1Jpb+KDSyb8CdVoL1rz+bzhPLHXeUY6q8ArjNcNnBQ==
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

2026-09-17T09:36:37.243986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095289
observed d0d31ad3844e18e0358c24f6ca7b24b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:37.225321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095289/manifest.json
observed d277d5b2fca595fbd539c32cda8285e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:37.206544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095289/publication.md
observed 52a5f84d37245fa32d5f1d0c25455051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:37.187652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095289/publication.txt
observed 5a39108f9ed0553d6e90f18d42210028...
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.