OpenTechnical

OT-2026-000084364

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000084364) never changes.

Identity and time

Publication numberOT-2026-000084364 · never reused
Internal UUID01a0ae98-5b62-71df-bc45-ff4c3ae4fc0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084364
StatusPUBLIC

Content hashes

Canonical text31de28c6a92a606d11c2405f46f4d66239c9b54dbd9e11354fe5ec6ed7d4588d
Markdown6957885e6ebf95926a7412b158bf330af9e72a05ce3c11fe45d90bce3eb715af
PDF
Publication page9b0738cdc32d00b5886708985b1dfb2a9227936cd457c5f072d7aa657b13042c
Manifest64029187c54476c8c91db5c271e5e1f0420c58f32b5fbc272cfdf233b17d3b63

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
SignatureoiN//Fpq/1Qj9B3/H7n2UMQIZlwAj0k1SogtyzPAehFwEAyQVBO3HO+kvZ+UZIn9+GsI9FAl7/FCXtWlyLldBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:17.990899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084364
observed 9b0738cdc32d00b5886708985b1dfb2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.972713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084364/manifest.json
observed 64029187c54476c8c91db5c271e5e1f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.954826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084364/publication.md
observed 6957885e6ebf95926a7412b158bf330a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.936778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084364/publication.txt
observed 31de28c6a92a606d11c2405f46f4d662...
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.