OpenTechnical

OT-2026-000039533

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000039533) never changes.

Identity and time

Publication numberOT-2026-000039533 · never reused
Internal UUID01a0ae78-d8d3-72ac-9efb-5c108d40a61e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039533
StatusPUBLIC

Content hashes

Canonical text4b0f497ca767b787a910f89415cc16ae2cb3561911701129ee14de5d2b8335ab
Markdown671f1dbf14f2e31bc4d3667cb7d0882d4fa2ebd3664726f60f830e23ca8235d1
PDF
Publication pageaa01304ad63e9c4753de07f08289cf1c5bb0e04839cb064b1aa3516c5751b210
Manifest7ce45f4270c296cc2c9b5d15e4f9705cfd2cb61bdd221ed3c2c62a9363311d3d

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
Signaturenjs+i4RxZcFXjroE3t5h7wGj4aV73zcj0AeQBt9xenlTJDZu8khKOnwn9o+Wa9Qpgz8ioNZGwrpQAbNy07/UAA==
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

2026-09-17T11:19:40.737025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039533
observed aa01304ad63e9c4753de07f08289cf1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.716223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039533/manifest.json
observed 7ce45f4270c296cc2c9b5d15e4f9705c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.698868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039533/publication.md
observed 671f1dbf14f2e31bc4d3667cb7d0882d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.680361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039533/publication.txt
observed 4b0f497ca767b787a910f89415cc16ae...
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.