OpenTechnical

OT-2026-000075808

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000075808) never changes.

Identity and time

Publication numberOT-2026-000075808 · never reused
Internal UUID01a0ae94-29fe-7833-b8f5-ec1365c9145f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075808
StatusPUBLIC

Content hashes

Canonical texta418a5095fc293b84597ff2f2606d5befb2d2b681466797d80ed9af867357a1d
Markdownfaa745e3ebc37adea9a41f14415f7acf14a887427f2063d20bbab603787a6ff3
PDF
Publication page0a0138cdda27075be44bbbcdfeb309c8f3cacb07b72d5dc3f4e6ecdbbbc5d5c8
Manifestc6efcea54953c0d5db73465bf62ab1c5cea65d38626a363179331d8fa8afea65

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
SignatureXkBIgUj1mUSUoGXCvyKfsJ+DISrQFjTpIzoYehY46HCKjZQOOS8zqooj4eb0HPtPijCOSR1EjJrU/1cmsKuPDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:14:18.781548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075808
observed 0a0138cdda27075be44bbbcdfeb309c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:18.764485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075808/manifest.json
observed c6efcea54953c0d5db73465bf62ab1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:18.747456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075808/publication.md
observed faa745e3ebc37adea9a41f14415f7acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:18.728728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075808/publication.txt
observed a418a5095fc293b84597ff2f2606d5be...
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.