OpenTechnical

OT-2026-000083144

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000083144) never changes.

Identity and time

Publication numberOT-2026-000083144 · never reused
Internal UUID01a0ae97-c962-7602-ad5f-f2f38988aef2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083144
StatusPUBLIC

Content hashes

Canonical text147a418f7398dc52861a76526dcea93a81b6a290c285200d5bd26d7e5e9be127
Markdownb9d6ab51104d68cd89d488b8bbff70e8094e129bf01b55896f1674a4b24c2c28
PDF
Publication pageb4debae32d9fa63ec9c49bc76170762c5abb644c8fac9551573958c815c08810
Manifestdbf11a0b4b371eaff711ec78145bd01e2c6e0d67ece0a1e38f9beca46211dd86

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
SignaturejvBOBS9XK/FP2moAoSQNB8vZ3KVfMIXoSOOssp71nt7RRWAlZt7wGrehkzTjGDiCtATHSmsJmfPLkWWjWlUqAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:00:49.580156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083144
observed b4debae32d9fa63ec9c49bc76170762c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:49.563745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083144/manifest.json
observed dbf11a0b4b371eaff711ec78145bd01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:49.418114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083144/publication.md
observed b9d6ab51104d68cd89d488b8bbff70e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:49.399812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083144/publication.txt
observed 147a418f7398dc52861a76526dcea93a...
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.