OpenTechnical

OT-2026-000056638

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000056638) never changes.

Identity and time

Publication numberOT-2026-000056638 · never reused
Internal UUID01a0ae87-7af6-7151-8f5e-62e704227c8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056638
StatusPUBLIC

Content hashes

Canonical text1e30ec457f7e8eeae32358c611b8506a671bbd129be214b0cc21db59fe05d359
Markdown49d9c958a1cb89205e0d01c1eea9db89a9d17ce3a6a57aa945a397350a72500e
PDF
Publication page3fe16304cf1402f67bf2c575f5fb25a579f055764772340753ee1e4bc97d9c77
Manifestb2696960b3bb0b6d1dd4b103ef96a4897838969b43b1813b8cb4631094b92f45

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
Signatureee3xQzhf01mWv0v/cCh09U5kBOnawc2E4Oprx4RSFi9E5wIx7BmOaPBFyJytiu+EfL+XsKylchhoxs+E3ceZAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:59.881617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056638
observed 3fe16304cf1402f67bf2c575f5fb25a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.863665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056638/manifest.json
observed b2696960b3bb0b6d1dd4b103ef96a489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.847032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056638/publication.md
observed 49d9c958a1cb89205e0d01c1eea9db89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.829703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056638/publication.txt
observed 1e30ec457f7e8eeae32358c611b8506a...
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.