OpenTechnical

OT-2026-000100871

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000100871) never changes.

Identity and time

Publication numberOT-2026-000100871 · never reused
Internal UUID01a0aea3-66f6-7073-ae72-a58ce584b94c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100871
StatusPUBLIC

Content hashes

Canonical text47c867db334920e3ec6e07031b8534522f61944526c6140ed11079212d58ebbc
Markdown5cccbc68eb2e3cec9b8adfa3b25ea3a98e022397d2d2abdf0b71ecfec8419100
PDF
Publication page06ef97cdbc97b443a30ab25f912105b931c6dd21d383b5dc6282e1c286795b83
Manifest8159dbf095ede842c45fe253fc7946dc5c3541a578c9dab35ff178032f559393

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
Signature7WUo2/uhpvzH5SRJ9n6iuDy5MF/7JRPLgSbP36mJ00+ggnAqTHjw9dTrFcpN+uQTky1gRnfn67vl23bXXC/LBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:48.304532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100871
observed 06ef97cdbc97b443a30ab25f912105b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.286596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100871/manifest.json
observed 8159dbf095ede842c45fe253fc7946dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.268758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100871/publication.md
observed 5cccbc68eb2e3cec9b8adfa3b25ea3a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.250746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100871/publication.txt
observed 47c867db334920e3ec6e07031b853452...
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.