OpenTechnical

OT-2026-000030210

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000030210) never changes.

Identity and time

Publication numberOT-2026-000030210 · never reused
Internal UUID01a0ae73-e500-777f-afd5-2bae7f420d36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030210
StatusPUBLIC

Content hashes

Canonical text12ddab2120f2a0f1bee7d526606d8beb9259b50ece5125cf0d42d9cc45985e94
Markdown0cddb4670f9cb506a4cbd9d34193efde97d4f1b18e61e40cc91c28146b939c06
PDF
Publication pagea41242cf5c3dec8b9665a22e6f178a2ab128ee9b432bcabc870b1ad2cd884d33
Manifest450e50ee6b6c596aafa8481403ab07093ff2472afff7cca218ef258f62d3bbb9

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
SignaturecnGB2OkoGbBKZzicnQf0shtqpDH1jssjtEcif6owyW9iRDDxp/pueYo2tCqtlB2/yCRKSNfdHdagJNyPzTXuDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:34.939864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210
observed a41242cf5c3dec8b9665a22e6f178a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.924575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210/manifest.json
observed 450e50ee6b6c596aafa8481403ab0709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.907627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210/publication.md
observed 0cddb4670f9cb506a4cbd9d34193efde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.889031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210/publication.txt
observed 12ddab2120f2a0f1bee7d526606d8beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.456549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210
observed a41242cf5c3dec8b9665a22e6f178a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.438282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210/manifest.json
observed 450e50ee6b6c596aafa8481403ab0709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.418945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210/publication.md
observed 0cddb4670f9cb506a4cbd9d34193efde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.401783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030210/publication.txt
observed 12ddab2120f2a0f1bee7d526606d8beb...
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.