OpenTechnical

OT-2026-000072303

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000072303) never changes.

Identity and time

Publication numberOT-2026-000072303 · never reused
Internal UUID01a0ae92-47c3-7892-a893-3e0e1582b68b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072303
StatusPUBLIC

Content hashes

Canonical text565493aa1b893229930c9eee01e29d1c5840aaab29d54963f05b55108ce5a567
Markdownd3c7c37ba18526880d7ea57b5ba4ce167008bf74d49055e431a8b429a1ccbd3b
PDF
Publication page159b672453339e4b235d544614d46c3bb79e052c8c171955031d41c72ceac6e3
Manifesteb4743aa9b1d1f2009b4ba34717b16c9bed5edd5fcde4cb1f7320561a1e1547c

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
SignatureiP/cBI9G+efh5TpzUKi698aognsJ0eYZu5Z/MZ6YBH1pFYX8fE/4pk7gtVkWt5R1eqgYA+gpH9tBC4wKJRjmBg==
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

2026-09-17T10:23:31.486572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072303
observed 159b672453339e4b235d544614d46c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:31.469499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072303/manifest.json
observed eb4743aa9b1d1f2009b4ba34717b16c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:31.450149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072303/publication.md
observed d3c7c37ba18526880d7ea57b5ba4ce16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:31.423602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072303/publication.txt
observed 565493aa1b893229930c9eee01e29d1c...
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.