OpenTechnical

OT-2026-000095281

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000095281) never changes.

Identity and time

Publication numberOT-2026-000095281 · never reused
Internal UUID01a0ae9f-8f70-73b7-a50e-bd13e213dc3f · 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-2026-000095281
StatusPUBLIC

Content hashes

Canonical text522988c13449a585396fc9db657e0c964c5af6f9ea644da0788551809b64f2a4
Markdown949db1f6c60d6a0a765d55e4c2d5ebe4dbd357769a33b18c366e6f1f65167000
PDF
Publication page74b241a58dbb1c29284ae18412ed24e295f67327db4d8befcccde65836bfe0a8
Manifest1c0cfe5df181fc84dc3711b2082451af7a4cfbc139b2fd5478b65e0be7c27a3a

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
SignaturehTD+IEwj3XqNSU0tueK3umGBAida2AaU52XhPH31h7DjdbIdEHGKuv3R5Fjrcb/hRfHfX+PruCUvdxS5twJmDQ==
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

2026-09-17T09:36:37.316944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095281
observed 74b241a58dbb1c29284ae18412ed24e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:37.298836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095281/manifest.json
observed 1c0cfe5df181fc84dc3711b2082451af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:37.281039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095281/publication.md
observed 949db1f6c60d6a0a765d55e4c2d5ebe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:37.263001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095281/publication.txt
observed 522988c13449a585396fc9db657e0c96...
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.