OpenTechnical

OT-2026-000066217

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000066217) never changes.

Identity and time

Publication numberOT-2026-000066217 · never reused
Internal UUID01a0ae8e-8dc3-748d-a38d-35297c60bf4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066217
StatusPUBLIC

Content hashes

Canonical text9e92185942924c552236a0b251a52d7516ba3333c60ac23b57179ba74bf883c5
Markdownd45946f23803f605331cbb6e4bfb833fae36f3c7cbb327f51e2d2cf21cd916b8
PDF
Publication pagee374b8646f9ed6d4d5a35dad3271ecc83990ee07ce0c6cceced39e9c6cb87459
Manifestb033fd45d64f79deaa67bb6b47476a81b8076b370be1a329fa0b55901534d018

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
SignatureLJn2KE5a4AdlL6duKE9FWR72+cYyLC8sMMnX2+cweZNs9d4l90LsjHX65hdpfX07h+eTqmWQ+LLRvzTgdZCnAQ==
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

2026-09-17T10:33:22.729191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066217
observed e374b8646f9ed6d4d5a35dad3271ecc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.710640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066217/manifest.json
observed b033fd45d64f79deaa67bb6b47476a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.692318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066217/publication.md
observed d45946f23803f605331cbb6e4bfb833f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.675558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066217/publication.txt
observed 9e92185942924c552236a0b251a52d75...
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.