OpenTechnical

OT-2026-000062412

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062412) never changes.

Identity and time

Publication numberOT-2026-000062412 · never reused
Internal UUID01a0ae8c-0abf-7c0a-8b41-4b09aa8ac2aa · 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-2026-000062412
StatusPUBLIC

Content hashes

Canonical text0ba46aa8e85e244f0c2f34312cd3840d182856c9aa198e0c6f9610124e1718b8
Markdownfcd2c28f680dc1ab9ac0754fe1d0c93bc1250e81e18fed2db4cc696a71767dae
PDF
Publication pagebe1176546fd61ef476fdc29ea0bbe8708e5785552ca0864fc906d868eef12d01
Manifest051805bf51d32f0bed4ef342ba8cf2605362eeb5850858317ced521211ff509f

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
SignatureD9K8qkLyBkN2aN8ToPukXteDZE14olQEmGx196sqEf6G2eY+M4uyAB1uEXag3QppvIbqiOsBABVe3LD8vfW3DA==
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

2026-09-17T10:39:44.597813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062412
observed be1176546fd61ef476fdc29ea0bbe870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:44.576581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062412/manifest.json
observed 051805bf51d32f0bed4ef342ba8cf260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:44.556546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062412/publication.md
observed fcd2c28f680dc1ab9ac0754fe1d0c93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:44.534700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062412/publication.txt
observed 0ba46aa8e85e244f0c2f34312cd3840d...
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.