OpenTechnical

OT-2026-000018594

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000018594) never changes.

Identity and time

Publication numberOT-2026-000018594 · never reused
Internal UUID01a0ae6e-b48b-773d-a89d-2ad5d1731891 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018594
StatusPUBLIC

Content hashes

Canonical text6ba9571c3262244569b4292bccef8d679c70f5bda4573daca79cf446a054b96f
Markdowndae77ac6992b7bd9d9c8c9a7d31af8d565993680419f9ecbc8cdbe1cff9c75f6
PDF
Publication pagedbbbaff9666e88f2dc2bc042af3ea15b301804ad5c46379fc2a6c73b42b4e287
Manifeste7f243ceed4cf4bf7bde8d7a1138d3d5630233d84274e5bed96894f8bbff46a0

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
SignatureFnlRMcs+b5cSGt8OB+ikG2fnqQWMeKM9hMBM5326ibUAE89jg6mcYo5LIYQi0hT81JuopZd8weCcAgDDR9dYAw==
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

2026-09-17T12:01:23.890834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018594
observed dbbbaff9666e88f2dc2bc042af3ea15b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.873845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018594/manifest.json
observed e7f243ceed4cf4bf7bde8d7a1138d3d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.857358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018594/publication.md
observed dae77ac6992b7bd9d9c8c9a7d31af8d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.840696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018594/publication.txt
observed 6ba9571c3262244569b4292bccef8d67...
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.