OpenTechnical

OT-2026-000045705

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000045705) never changes.

Identity and time

Publication numberOT-2026-000045705 · never reused
Internal UUID01a0ae7d-8f04-7867-939b-a7a3c9d12902 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045705
StatusPUBLIC

Content hashes

Canonical texte3852ea1d8ae3ebf0258b328ecb9fa515484a9f2fdc71a057528446d030b6e3d
Markdowna617bfad38a7448af087932f8e4c801d60f74060c769723b55e3efcb9b800d50
PDF
Publication pagee53a935a48c39ca365fd1b16eea1e4682b833c55d18eacefca9a1bab9ca22e86
Manifestaf5eb3842173efea60eed53ec245d2e52955aeeff4ea667ca7b92bb09cdceccb

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
SignaturekB/CBMlBM9vKk5AguyPQdUq3S8P5VAGwg5ejFWYXpMhAdf1tSn02P1stGuyyq4y6dQTqJNGOFlC1oO6sFiG7AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:30.787576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045705
observed e53a935a48c39ca365fd1b16eea1e468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.767357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045705/manifest.json
observed af5eb3842173efea60eed53ec245d2e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.748759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045705/publication.md
observed a617bfad38a7448af087932f8e4c801d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.731033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045705/publication.txt
observed e3852ea1d8ae3ebf0258b328ecb9fa51...
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.