OpenTechnical

OT-2026-000066566

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented after set-down

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-2026-000066566) never changes.

Identity and time

Publication numberOT-2026-000066566 · never reused
Internal UUID01a0ae8e-ce41-733d-bdef-c0bf2bd1c5a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066566
StatusPUBLIC

Content hashes

Canonical text3c9140e3ddff2f0ada914d8896c8061c9b4a6cde839ec2a76d2d928eaa28e2fa
Markdowne81826467e90e1b9a6fc16eb440461fcaf5dc3b71ef55c411d354169659658c3
PDF
Publication page4ed8ee1e36462db21629b3d58d5b861f5e109a09b176eb7f19af8a60d42488eb
Manifest3095286104f33478ae595affaa14f3a2ceea3573036d4ccf86feb0c95453b506

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
SignatureU0173Pjlt7bzg0U6ZbTDFRCreSas93B8ke9IRA+Y2zScXq1KhUEvKxpd1IXPVt8RHXja983KToyvo5Nm9V7DBg==
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

2026-09-17T10:32:50.225070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066566
observed 4ed8ee1e36462db21629b3d58d5b861f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.208696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066566/manifest.json
observed 3095286104f33478ae595affaa14f3a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.190169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066566/publication.md
observed e81826467e90e1b9a6fc16eb440461fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.171744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066566/publication.txt
observed 3c9140e3ddff2f0ada914d8896c8061c...
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.