OpenTechnical

OT-2026-000065026

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000065026) never changes.

Identity and time

Publication numberOT-2026-000065026 · never reused
Internal UUID01a0ae8d-dec5-70e8-aaed-2ce63a09a221 · 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-2026-000065026
StatusPUBLIC

Content hashes

Canonical textf818976689161bf16feecb30ede6debb93c98271994428586c8d1885bffc3a8e
Markdown57d702d790ab3ad0670432106447084746c45d7f2c8a2222a28d95f9262aee87
PDF
Publication page2f9aaee093f934783449e6ecb7b567cc0d2f697af7dcbc0b6f29a9bb86792dee
Manifesta8644067224f5b8f6090580207061158183caa6598f4eeab53f723570ff9b4e7

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
SignaturefjfMpsYKeXLctQaVSyd+bF2Hn0yVgXtbIq284zuptFPH9LLSaxOtcNzj7ffPyD4aX7miG9qGk+eyjhjg3T+hBQ==
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

2026-09-17T10:35:59.645887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065026
observed 2f9aaee093f934783449e6ecb7b567cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.627059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065026/manifest.json
observed a8644067224f5b8f6090580207061158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.606747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065026/publication.md
observed 57d702d790ab3ad06704321064470847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.588276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065026/publication.txt
observed f818976689161bf16feecb30ede6debb...
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.