OpenTechnical

OT-2026-000035908

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000035908) never changes.

Identity and time

Publication numberOT-2026-000035908 · never reused
Internal UUID01a0ae76-b4c9-77b4-9b3f-e8d1b73c4f9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035908
StatusPUBLIC

Content hashes

Canonical textff32ae03fb4b1e2b8807547a80fe692e18c14e058557109041d3904fbf9cd49a
Markdown7dd89740c54518555dc373df768ea43a12290f50204e337c1201976e7d96d7e9
PDF
Publication pagee386a4463216b5be917d7c548fcec10864a787159fa64b47ca2a96235c5eaed6
Manifest6bbed99f692d7ae7b4a4870dfedd3a7b3970eb55717bc732289019a4b2ee7b9b

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
Signatureex+XW039QaYxNNDUaW2iYoG/T2GFqx+wkw9GW9hleO+1NaP2YATXYAKbArg2+QlbRx8w3V+ocUJUfnnTXKchAQ==
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

2026-09-17T11:27:44.855690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035908
observed e386a4463216b5be917d7c548fcec108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.833156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035908/manifest.json
observed 6bbed99f692d7ae7b4a4870dfedd3a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.812948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035908/publication.md
observed 7dd89740c54518555dc373df768ea43a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.793810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035908/publication.txt
observed ff32ae03fb4b1e2b8807547a80fe692e...
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.