OpenTechnical

OT-2026-000037153

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000037153) never changes.

Identity and time

Publication numberOT-2026-000037153 · never reused
Internal UUID01a0ae77-7741-7f2c-a513-6965e58be7be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037153
StatusPUBLIC

Content hashes

Canonical texte35d827a3c4efb06d29596c0c7a0ee56ebdb5dcc5a3b5527fb00df6cd187d891
Markdown38caebe5e94a95655c3fde7e0fb0f6998c10da29e0d62a41ed1ba03cb0ffb4a5
PDF
Publication paged2bd9151f35274d4519090459d1333be148cef9c8162cd4556f6d4fbe61ebd91
Manifest2ca16cbf618480bb3ec104e201960f0541a21456bb881204bb84d1aa18324a96

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
SignatureMgFizVAth2F3ha6sd44EB8JzQgVYusImrhHcNNn5alCqW0eGkS7c6L6z6AyyLcCxR7PqYVyDmCqtufeHbD2aAg==
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

2026-09-17T08:41:35.993289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037153
observed d2bd9151f35274d4519090459d1333be...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:35.737196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037153/manifest.json
observed 2ca16cbf618480bb3ec104e201960f05...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:35.513328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037153/publication.md
observed 38caebe5e94a95655c3fde7e0fb0f699...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:35.113484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037153/publication.txt
observed e35d827a3c4efb06d29596c0c7a0ee56...
fetched by grabo-systems from 34.44.131.203, 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.