OpenTechnical

OT-2026-000054962

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000054962) never changes.

Identity and time

Publication numberOT-2026-000054962 · never reused
Internal UUID01a0ae86-5e80-791c-9f93-7617c61b29ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054962
StatusPUBLIC

Content hashes

Canonical text0a75b4bdf4a4253482137eae70c6f465ee5145cc2adb493b18d1508da456e280
Markdown32a59803be969f6eaf71d29ecf86ebda2051a3fe9e59ad8b755b6d2fe704baa2
PDF
Publication page3ead485c083beb485bb0d27a4d2bf4e6a55a206ab6f68889bbfd47029cbe4a86
Manifestc91526fa88b1b09aec714233381f35babcdada25cf351326e4fcd762873e7a70

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
SignatureASXvJ90WGrkjz1yHM+9iGJEn0fsBH12F/3j9C6oBVka2pppIYHMhJ/6L3SCDeyjoBh1mM8a7r8uZe54ojBy/DA==
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

2026-09-17T10:53:04.511061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054962
observed 3ead485c083beb485bb0d27a4d2bf4e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:04.493353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054962/manifest.json
observed c91526fa88b1b09aec714233381f35ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:04.476203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054962/publication.md
observed 32a59803be969f6eaf71d29ecf86ebda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:04.457614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054962/publication.txt
observed 0a75b4bdf4a4253482137eae70c6f465...
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.