OpenTechnical

OT-2026-000060612

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000060612) never changes.

Identity and time

Publication numberOT-2026-000060612 · never reused
Internal UUID01a0ae8a-b7cd-7498-b35b-a402900ac8d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060612
StatusPUBLIC

Content hashes

Canonical textb928f51190e500a184e3efb302fc2d28b69c192fefab7923c6914a9604cf234c
Markdown1dd2c8423258e4ffb69a4682791a6efe037c6342c8254eb6c0ead34fab36603e
PDF
Publication pageee3089abbfe3ee8f41813e2ee8c2bbb18f7034ecbd591c66771ce611068e9eaf
Manifest6368a00c7ffe47669c3d67f2f68b0595bb9cedaa7300471b86227fc8aced0353

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
Signaturek9yPia59+bY3VelRVIjIkB9nbwO//KScT0iRDZq2qCUFJHB3sMTpiqGDbfVOWggJVZ96PeW2Q/m4kRu30XH9BQ==
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...

Independent retrieval

2026-09-17T10:43:14.165415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060612
observed ee3089abbfe3ee8f41813e2ee8c2bbb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.147212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060612/manifest.json
observed 6368a00c7ffe47669c3d67f2f68b0595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.127938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060612/publication.md
observed 1dd2c8423258e4ffb69a4682791a6efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.110224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060612/publication.txt
observed b928f51190e500a184e3efb302fc2d28...
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.