OpenTechnical

OT-2026-000034817

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000034817) never changes.

Identity and time

Publication numberOT-2026-000034817 · never reused
Internal UUID01a0ae76-1ed3-70e1-b1a7-1ab6c7651dd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034817
StatusPUBLIC

Content hashes

Canonical textc9ad6742c048f1a5c884117fef340f69bd729ca1ee0981a1c850dc4c90202024
Markdown0c991b5c8fdde66014f134177001fc49ebffcb42fdd2dc0122b63cdd1bc73525
PDF
Publication page08c8e66759f93ddc884bb042c313c634e8c6b0b50ad340026ead7b6c93a0be85
Manifest1044ee520e9ab8e66794d01105cebcdab9a9d3283cd98ce37a5f38296f265986

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
SignatureeuXg6EvLPhHYEUJBRhlaWaJsDbrE6IK+IebtCKPPHQJYcDvpU++/i7dONEHweYPCbCq/GqtzXEM/JoFuIIr0Dg==
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

2026-09-17T11:30:19.902072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817
observed 08c8e66759f93ddc884bb042c313c634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.877459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817/manifest.json
observed 1044ee520e9ab8e66794d01105cebcda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.854094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817/publication.md
observed 0c991b5c8fdde66014f134177001fc49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.832508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817/publication.txt
observed c9ad6742c048f1a5c884117fef340f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.120452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817
observed 08c8e66759f93ddc884bb042c313c634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.100729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817/manifest.json
observed 1044ee520e9ab8e66794d01105cebcda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.081020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817/publication.md
observed 0c991b5c8fdde66014f134177001fc49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.063275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034817/publication.txt
observed c9ad6742c048f1a5c884117fef340f69...
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.