OpenTechnical

OT-2026-000093741

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000093741) never changes.

Identity and time

Publication numberOT-2026-000093741 · never reused
Internal UUID01a0ae9e-508c-746e-9b74-5117ecf0e78a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093741
StatusPUBLIC

Content hashes

Canonical text2ae2ba951c1da8c997a62aa12ee3fb1cd36f44b0c2f4788e5cd3e12621686558
Markdown787cb806560b3e4236e375130b2168e9d4b174eeca181429bd492e42b9943c60
PDF
Publication page5fb1b5fb629199ca1630c205edcca653f47ed1400af6da32383d14cc8235a9e5
Manifest98ead03d1f1dd84a8ec1b63649d47550d04b02c2245de3bdda2508bcbc446b19

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
SignatureaQiCCmxrFSO3A4cQee/03tfjst1/MZlXWE2pDYdMgeCGVPym72dYGv5R5RwgWMGMT4DyKx1Hx9UWh6ynSlyaCw==
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

2026-09-17T09:39:49.171634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093741
observed 5fb1b5fb629199ca1630c205edcca653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.153009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093741/manifest.json
observed 98ead03d1f1dd84a8ec1b63649d47550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.132827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093741/publication.md
observed 787cb806560b3e4236e375130b2168e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.115969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093741/publication.txt
observed 2ae2ba951c1da8c997a62aa12ee3fb1c...
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.