OpenTechnical

OT-2026-000064054

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000064054) never changes.

Identity and time

Publication numberOT-2026-000064054 · never reused
Internal UUID01a0ae8d-53bd-7279-9a85-26e229c501a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064054
StatusPUBLIC

Content hashes

Canonical text2f53a7060e3514c191a948de2f56a38cbbccfd811b07dbb680e09f56c445c2dc
Markdown4766835fd831e37c8be2ce5996b831fd3c797be36bf1db845cc4ecf537c3cb0a
PDF
Publication page82c879b88e9e42df1c0bf1b968dabe5adccdea4d6d12ba3387fb4230d32edc67
Manifest0660dcfbfb2c94363d18108bdbf1c411ebb12c9bed95ba21c93c79380944f7f5

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
SignaturenxN6CzDUmoyUwbHbCSqa6t8Pg0codGFh7P4dFZri9jNSWS8ALc2OJIYLeuAzrCfblwvvuwQVRx4Yg5qvr3gLDA==
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

2026-09-17T10:37:08.950290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064054
observed 82c879b88e9e42df1c0bf1b968dabe5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:08.931492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064054/manifest.json
observed 0660dcfbfb2c94363d18108bdbf1c411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:08.910662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064054/publication.md
observed 4766835fd831e37c8be2ce5996b831fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:08.889251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064054/publication.txt
observed 2f53a7060e3514c191a948de2f56a38c...
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.