OpenTechnical

OT-2026-000095869

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000095869) never changes.

Identity and time

Publication numberOT-2026-000095869 · never reused
Internal UUID01a0ae9f-fac7-732b-adc7-ad64cf5e7a31 · 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-2026-000095869
StatusPUBLIC

Content hashes

Canonical text3938f419840a163382e266a0a36807b1631f40bf11a31713d44f0824c506151f
Markdown20105bd4c2c9beaa14f8ee1f0b0d86f8f6986cee9dbd6a686018d04b75f535d7
PDF
Publication paged740635e42377f1478189e1af000c6bc7a031009e42f915679f645edb76e6ae6
Manifest0486e8e6ef5334ec35cd1e5ba2a644e57cd445f9205b2f03104f78f122f51b27

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
SignaturejShakUxekhRoBVD9d8CH7PPsptZrQQW0usDBA4orJOZLLyVMpTe3ivWgibwNHgmKTcRrIdgdvBbsE2rmcnqFAw==
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

2026-09-17T09:35:57.866290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095869
observed d740635e42377f1478189e1af000c6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.846861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095869/manifest.json
observed 0486e8e6ef5334ec35cd1e5ba2a644e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.830355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095869/publication.md
observed 20105bd4c2c9beaa14f8ee1f0b0d86f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.811482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095869/publication.txt
observed 3938f419840a163382e266a0a36807b1...
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.