OpenTechnical

OT-2026-000066275

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000066275) never changes.

Identity and time

Publication numberOT-2026-000066275 · never reused
Internal UUID01a0ae8e-8dc4-73d8-800c-4423a6b2386a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066275
StatusPUBLIC

Content hashes

Canonical textbc5eb4c8a2bd7db23bcb2c7cd680db97d871094bb2a6898c3010723a86ed7465
Markdown72d621a6eb12d135b217fa4440ea57f86dfeb669f49bf7ef0630f1c7afc00eae
PDF
Publication page386e537b52661dab921c25b93ba928237f2311daeedc1a0a4178e19629715c0b
Manifest265a5d511b28934076b13709b130c2767428f19f953a6f6e700179e979d279ca

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
SignatureAUQsbhhJX+F25lziN+q6UNTmkUBH16K41Rv//TV293L/uqGpDWFAY8sgnN1iP4+hmuE1jGIDOIGHGjaDdJxWAA==
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

2026-09-17T10:33:27.158601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066275
observed 386e537b52661dab921c25b93ba92823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.140818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066275/manifest.json
observed 265a5d511b28934076b13709b130c276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.123216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066275/publication.md
observed 72d621a6eb12d135b217fa4440ea57f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.104913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066275/publication.txt
observed bc5eb4c8a2bd7db23bcb2c7cd680db97...
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.