OpenTechnical

OT-2026-000065861

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000065861) never changes.

Identity and time

Publication numberOT-2026-000065861 · never reused
Internal UUID01a0ae8e-46fc-7b0d-8e08-f3c983406c63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065861
StatusPUBLIC

Content hashes

Canonical textd43c9fddca53e3adf1c3c0d957c2d7fb0567eb285cb2be64d559c1e031bd6fd3
Markdown0077bbac1ac6e442127b3524fc64151bacb1b92eb6899fdd61fd37847fc79c97
PDF
Publication page226a2a3f162bd9f58dcd2c27e2a29c3536c460f80a01fb62c9bf3c31a345f1fb
Manifest6083fb92b08ca8a48d56eb2a5d7eb5018418819f8e11c69edca448efe908ce08

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
Signatured4grPiqqJmbQ+kj+PdRWDHg5vp6fCULuIK2eM+uDzU2VvO2XgJnxoGPnRoNb8iuMUZvzCvaOwNIgKF7FKaytBA==
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

2026-09-17T10:34:19.129681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065861
observed 226a2a3f162bd9f58dcd2c27e2a29c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.111620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065861/manifest.json
observed 6083fb92b08ca8a48d56eb2a5d7eb501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.093097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065861/publication.md
observed 0077bbac1ac6e442127b3524fc64151b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.076172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065861/publication.txt
observed d43c9fddca53e3adf1c3c0d957c2d7fb...
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.