OpenTechnical

OT-2026-000062255

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000062255) never changes.

Identity and time

Publication numberOT-2026-000062255 · never reused
Internal UUID01a0ae8c-0abd-7437-939c-8d6f757ee70a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062255
StatusPUBLIC

Content hashes

Canonical texte94ed71d5b4bbe64a24becb49139f25c5e57c2367614b0f15d2a11dfbf577c32
Markdown37fd080d6e136f927d859c5327e73d351ce7c660c1388c4276dd79ec7bd1ebbf
PDF
Publication page6f92a4394e8b98a2af9356bdc7aa076185131ed0e1fe50ec4b76208a8651376a
Manifest1ca67cb7153ee5094e82b2bf5b5edc831bcfefbf42a122b1abb3479bc42e9adc

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
SignatureTCojUJezQd6N+ESN9H+E0wcAQ7eU0AFi5t6J4eQcGJGOtUPgn/+UfqOl0hXvA3MBVlxYbHwmKmDb43PcFJsyBg==
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

2026-09-17T10:39:32.065385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062255
observed 6f92a4394e8b98a2af9356bdc7aa0761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.048219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062255/manifest.json
observed 1ca67cb7153ee5094e82b2bf5b5edc83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.029506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062255/publication.md
observed 37fd080d6e136f927d859c5327e73d35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.012213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062255/publication.txt
observed e94ed71d5b4bbe64a24becb49139f25c...
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.