OpenTechnical

OT-2026-000055922

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000055922) never changes.

Identity and time

Publication numberOT-2026-000055922 · never reused
Internal UUID01a0ae87-0a4a-7f0f-8995-c3fb851ce042 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055922
StatusPUBLIC

Content hashes

Canonical text5c65e95971f0792c4f6fef6a3b4041e06abb9b193fe79d5e7a99657ee59c67f7
Markdownb81de41ab6c98aa050a74ace80d31c5b237cc6fe1d1f0f4c409669592dec79fa
PDF
Publication page2e31b70565969bdf22ab82244fb1df7b991b588e935076dcdff81dffaa11fb16
Manifeste0e1b335ec330b1d83c2ac5166a1e62b1b2799e7897f09c5d86afda9da7edec2

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
SignatureN0+Xa+1MubToq+XkXBubpLYyisbJQkIwsS/AgpSKTdaOwGEQXULoVVOh4WwqOXB7SDNZw0JAQ2Bw8A5p0iq+DQ==
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

2026-09-17T10:51:25.809154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055922
observed 2e31b70565969bdf22ab82244fb1df7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:25.789644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055922/manifest.json
observed e0e1b335ec330b1d83c2ac5166a1e62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:25.771046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055922/publication.md
observed b81de41ab6c98aa050a74ace80d31c5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:25.752401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055922/publication.txt
observed 5c65e95971f0792c4f6fef6a3b4041e0...
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.