OpenTechnical

OT-2026-000100323

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000100323) never changes.

Identity and time

Publication numberOT-2026-000100323 · never reused
Internal UUID01a0aea3-3054-73bb-a68e-5611f135b6ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100323
StatusPUBLIC

Content hashes

Canonical text8993f7beec68c15d8c0cbdb4fe476bd9ad462a2660256a64ad4436362cf3dadd
Markdownac0648624159fce2310fa32685dc210d8deedeea20519793f23056e00d7a0889
PDF
Publication page10f4eddb6f1194f7dd593e0797a3bae550ac5528cc8ae7824e9a6e45c60a643d
Manifeste19ce7b97649b717c8fcdb3838276e17bd391827ff49af14a6a8153be59f1106

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
SignatureXBG/LX8sO1A1jQbYUjxKieo1FyooO5TOlrBk6Eu7oG9tB7fHlFOW9QhawOn2KZW3fWWicgGB+E3FcPlv6SVUAA==
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

2026-09-17T09:30:15.801316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323
observed 10f4eddb6f1194f7dd593e0797a3bae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.780572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323/manifest.json
observed e19ce7b97649b717c8fcdb3838276e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.760703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323/publication.md
observed ac0648624159fce2310fa32685dc210d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.740847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323/publication.txt
observed 8993f7beec68c15d8c0cbdb4fe476bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.423277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323
observed 10f4eddb6f1194f7dd593e0797a3bae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.403698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323/manifest.json
observed e19ce7b97649b717c8fcdb3838276e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.384318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323/publication.md
observed ac0648624159fce2310fa32685dc210d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.367135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100323/publication.txt
observed 8993f7beec68c15d8c0cbdb4fe476bd9...
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.