OpenTechnical

OT-2026-000079500

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000079500) never changes.

Identity and time

Publication numberOT-2026-000079500 · never reused
Internal UUID01a0ae96-0b91-72e6-b2e8-90096c3aae9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079500
StatusPUBLIC

Content hashes

Canonical text5220086b7045fb0c79eefdd30dc5a3d6e76cbad0ccff960467495893185a8e8c
Markdowne1f1e0151204ad188d7a0e58f1d1eb19cb56e81085eaf175276634acf65e0aa7
PDF
Publication pagea721458097457eeff0222458baed131894c73e06d11c04ea8c6c99af2173e712
Manifest1a87b9cc980b42fd994feeb68ac0f6a82a1d0c87e071ca17e8e7e90745765c66

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
SignatureMRdNAonFGcXwauMV/mmFrIIWf4RHkclykXbmpB+b2U2yT0TgTeUkZt8AgVoUchay7CJYXZq2v8DnRaTo/8+JDw==
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

2026-09-17T10:05:07.476059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079500
observed a721458097457eeff0222458baed1318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:07.456620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079500/manifest.json
observed 1a87b9cc980b42fd994feeb68ac0f6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:07.437442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079500/publication.md
observed e1f1e0151204ad188d7a0e58f1d1eb19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:07.418112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079500/publication.txt
observed 5220086b7045fb0c79eefdd30dc5a3d6...
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.