OpenTechnical

OT-2026-000064577

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump 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-2026-000064577) never changes.

Identity and time

Publication numberOT-2026-000064577 · never reused
Internal UUID01a0ae8d-a462-761e-a25d-2c0ee0e17b35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064577
StatusPUBLIC

Content hashes

Canonical text16e7bb32d7efaa00087849deae2516ed874b8bf5e7acadf035376b5f290e315d
Markdown61e599aab3885f004567cc8e5540147b1014d934a320a5bf5cf5d09bc873d897
PDF
Publication pagead56c3c6f536208fad483a23299a12d99ba0433e28cb7328b7227a0e9179a5e2
Manifestb07e48ce886c5ef93829cca4574845343ebbe68193a6e3e7b50b4386c639b6dd

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
SignatureyyjYwxDud8kWKTfvkEvphOnJWHMs13e2ck5qriE5sVYJ9O6v9R8q2tfRss8aXxX771dMNMnXJTmUz0E/TLBWCQ==
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

2026-09-17T10:36:48.423193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064577
observed ad56c3c6f536208fad483a23299a12d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.404770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064577/manifest.json
observed b07e48ce886c5ef93829cca457484534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.384886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064577/publication.md
observed 61e599aab3885f004567cc8e5540147b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.366508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064577/publication.txt
observed 16e7bb32d7efaa00087849deae2516ed...
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.