OpenTechnical

OT-2026-000064825

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000064825) never changes.

Identity and time

Publication numberOT-2026-000064825 · never reused
Internal UUID01a0ae8d-debb-7cae-95bd-1bee0f63eb21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064825
StatusPUBLIC

Content hashes

Canonical text3aee8f48b1c78c7455040afa933a089e4164a664964ed14b860fc9f3228aaa12
Markdownedec1daf55fcf94f3d26074cb01a2c00798b1606ffb3080856c2e80761f67d92
PDF
Publication page86f58df210d38f53b822ecf10404d65853d78bc8d11a73b47e010b61698d0bbc
Manifest9c69474d03930639a79ed33108efafd098d8f098415fff76a3ddf19424622b12

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
SignatureMwvtX5hMwmEtEtREqa90m4xjejJABAK1zNt5T/p0VUlt6AK4j5Ao51V78RfT8dN3z/qBnU9AK/wDRx0oSZnPDA==
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

2026-09-17T10:35:43.881584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064825
observed 86f58df210d38f53b822ecf10404d658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.863721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064825/manifest.json
observed 9c69474d03930639a79ed33108efafd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.845739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064825/publication.md
observed edec1daf55fcf94f3d26074cb01a2c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.826984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064825/publication.txt
observed 3aee8f48b1c78c7455040afa933a089e...
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.