OpenTechnical

OT-2026-000050976

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000050976) never changes.

Identity and time

Publication numberOT-2026-000050976 · never reused
Internal UUID01a0ae82-c7b4-734e-8e65-3c105823b37e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050976
StatusPUBLIC

Content hashes

Canonical textbf9ae1365cfddb61a168814f942831f4f24820c3ddbda26bf367e65c9cf6717f
Markdown414c587c1a48fe0b8bdc32395546b1e2845424c7dc80119f2fe98d45c278c35b
PDF
Publication pageb539aec98524cb295aca60ad80e0904aae7e5806fbab39e13e8aba43cb49d3a2
Manifeste75fc7dd2771d27d1add04226643d3c416d6f87bbe06e3efc1a51dd875f8536b

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
Signature1vOwQPNFfPI9+MBz3TwOp2R7sj7jG4PfkYT5RvXOKY27LmKbPxsern39G3vHXMUo+mqsmyTKc4xpKr7L9htLAw==
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

2026-09-17T11:00:51.970267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976
observed b539aec98524cb295aca60ad80e0904a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.952648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976/manifest.json
observed e75fc7dd2771d27d1add04226643d3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.931878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976/publication.md
observed 414c587c1a48fe0b8bdc32395546b1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.912720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976/publication.txt
observed bf9ae1365cfddb61a168814f942831f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.902459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976
observed b539aec98524cb295aca60ad80e0904a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.885155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976/manifest.json
observed e75fc7dd2771d27d1add04226643d3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.866453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976/publication.md
observed 414c587c1a48fe0b8bdc32395546b1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.847806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050976/publication.txt
observed bf9ae1365cfddb61a168814f942831f4...
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.