OpenTechnical

OT-2026-000092374

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000092374) never changes.

Identity and time

Publication numberOT-2026-000092374 · never reused
Internal UUID01a0ae9d-b5fb-7be6-8279-f1300439b38e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092374
StatusPUBLIC

Content hashes

Canonical text77c0dc055b2d9fab66430ff6bc3e38219b453f8dc56ff2abdd885afeddfde379
Markdowne3b12ee77a477ce6ed6d9ea774b20a5d456654a6cd8aa7ce10cadb970cd2fca3
PDF
Publication pagebec5c617f30a96676e86e3348eeb85dbb14f722e83953d02b504fdd605b5bc4f
Manifest9f49bf558141317d59ea08784b7ceb0871ff8b47cebc3e0215a7056959c5082d

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
Signature7MWn9SUpq3OcT+GsPqNCqggzo1q7vrW8GprjGiplph3z41PgEaq/ORDDbjN6n9/4tAXPxSSvuxPAaYaAVWm7CA==
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

2026-09-17T09:40:54.873602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092374
observed bec5c617f30a96676e86e3348eeb85db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:54.855106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092374/manifest.json
observed 9f49bf558141317d59ea08784b7ceb08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:54.836441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092374/publication.md
observed e3b12ee77a477ce6ed6d9ea774b20a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:54.816875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092374/publication.txt
observed 77c0dc055b2d9fab66430ff6bc3e3821...
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.