OpenTechnical

OT-2026-000065053

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000065053) never changes.

Identity and time

Publication numberOT-2026-000065053 · never reused
Internal UUID01a0ae8d-deca-7401-91c7-a176ef985457 · 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-2026-000065053
StatusPUBLIC

Content hashes

Canonical text6d281d2fbb6a84efc91d4a61ede76e54ca9f69207d4ab669f616a46dd3e618c2
Markdowna14c7a52ca8c03e12138e501f4f1fb0a6a028c43471fe53f37c6a9798ec9fa55
PDF
Publication page250f75befb277bf489178e1c2d67a6ea32126958309cb1e36bb813d043521895
Manifest45d835e3965da37b73d1b6201c5190c3b10a502b3e03f692ad74c51ad40ea785

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
SignatureFGJlJb6SYj5dTLcPGn8aBH9NeLR66MAKDFNHJQQEUaMa0uv4mUdEsqlWmjDbE4PseO5Nvb3IgjDysMHziu/3BQ==
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

2026-09-17T10:36:01.737258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065053
observed 250f75befb277bf489178e1c2d67a6ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.716006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065053/manifest.json
observed 45d835e3965da37b73d1b6201c5190c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.698436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065053/publication.md
observed a14c7a52ca8c03e12138e501f4f1fb0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.676609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065053/publication.txt
observed 6d281d2fbb6a84efc91d4a61ede76e54...
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.