OpenTechnical

OT-2026-000054429

Publication integrity record

Six cup vacuum gripper, six 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-2026-000054429) never changes.

Identity and time

Publication numberOT-2026-000054429 · never reused
Internal UUID01a0ae86-1282-73e5-8203-5230d65890b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054429
StatusPUBLIC

Content hashes

Canonical text04c9e4d4481fe1dc5189c01a73c2b385e22a32116de49842de2697358e2c462e
Markdown16277fe03de7de02504c93ae3bdb9332aca8878c7814fbbf0e827c65b83df8f6
PDF
Publication page820bc020c74be12c132abf19e1b802421e291a205561c3c5d92b9fa8693e63f0
Manifestf00eb74b37a1c124ccda0d531706eba9c639a86ae5d7b6420407380e4d27b62a

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
SignatureS3YADSWsut/pvoVi3GTAZUKk36omwAwlIgty0eBV90MxXHcgpPft2eKF+Oe9F3Nr2+z/blRyauEXB0rNR0GcBQ==
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

2026-09-17T10:53:24.692850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054429
observed 820bc020c74be12c132abf19e1b80242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.674290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054429/manifest.json
observed f00eb74b37a1c124ccda0d531706eba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.655358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054429/publication.md
observed 16277fe03de7de02504c93ae3bdb9332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.637485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054429/publication.txt
observed 04c9e4d4481fe1dc5189c01a73c2b385...
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.