OpenTechnical

OT-2026-000035813

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000035813) never changes.

Identity and time

Publication numberOT-2026-000035813 · never reused
Internal UUID01a0ae76-b4c9-70ff-9ad3-3056271ba196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035813
StatusPUBLIC

Content hashes

Canonical text744c85bc9ad2302158c93d176cff6dd8c3e4073f2cf73a33b99bd055eb476fe2
Markdown29c69d92a14daa9313aba0b6793243e0cfb50988d050f48f9e97d0780163b906
PDF
Publication page40691f6b331aded2703a943d6813c56e0007a2486437aaea3be611698eaf60a3
Manifest5152145659c121f044b3c1c1b28eb54be337578b946ff54ad94dfa673d9ffaa4

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
Signature9MJMbp+i/c7G9Qfpl5CV6XnJg4ZK98QX6AKKltAjjhSH+4ez5oAJCtQ5NwGjZ97rDNSgVVSS3j9nmtdVWJsUBA==
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

2026-09-17T11:27:31.607566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035813
observed 40691f6b331aded2703a943d6813c56e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.589629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035813/manifest.json
observed 5152145659c121f044b3c1c1b28eb54b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.572444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035813/publication.md
observed 29c69d92a14daa9313aba0b6793243e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.554950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035813/publication.txt
observed 744c85bc9ad2302158c93d176cff6dd8...
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.