OpenTechnical

OT-2026-000046397

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000046397) never changes.

Identity and time

Publication numberOT-2026-000046397 · never reused
Internal UUID01a0ae7e-57dc-79ec-9af6-3986097bde72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046397
StatusPUBLIC

Content hashes

Canonical textd26602c065cc27c074080225e1d12f20dae6a984323ca19d4d69da9fdbf7a602
Markdowndf22b0027f7d2fa15f97d2d357c33bd0bc05e20dd3bdd27c915f2c128a106a40
PDF
Publication page53cb07e3352dcbf28d2e8b606988b79341d59ebd6019d772d6dcf7db3c93f767
Manifest55d9b61642710c69c1fa9a6ae62efaac8cd3e2f92d9808f8dfbf8e1e1bfbea07

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
Signature8fxY7T5jBvbWImpMA5Q/jj+kQpnrbxhN4pi3q6eYcSU3v5MuXgdJkvyoPGQtzMd0sMdZcKkDFfFqAFZ9uBIiCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:24.275490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046397
observed 53cb07e3352dcbf28d2e8b606988b793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.257277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046397/manifest.json
observed 55d9b61642710c69c1fa9a6ae62efaac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.237508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046397/publication.md
observed df22b0027f7d2fa15f97d2d357c33bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.218885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046397/publication.txt
observed d26602c065cc27c074080225e1d12f20...
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.