OpenTechnical

OT-2026-000098209

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000098209) never changes.

Identity and time

Publication numberOT-2026-000098209 · never reused
Internal UUID01a0aea1-e964-7b50-a7b1-2c10c7cf0680 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098209
StatusPUBLIC

Content hashes

Canonical text18003063d2c47f44b14128ba7df88d0fe2fe8ed219a91e84a623812310512bda
Markdownd58fe0e7d2e4b21371c527ff42a2ada89e69481add0f42a1786ac95e29617d99
PDF
Publication page5c89f16c6bb74eb5a93ee23209574533b415b3f9e0c352724eb162f3d5340c91
Manifestd4a9ba85d68143cb302efba78903098e8ebd3d55fefd691b5e4acbf9f0e05f75

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
SignatureVHInxrHjg6Wj5oX1EJrmtRyoKWdwy5hSgBIKj/7GX2ooZ8N0a7CNHeIDZVZFk2Z1c4p6/JCk2CAAP8frci07Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:22.284218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098209
observed 5c89f16c6bb74eb5a93ee23209574533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:22.266523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098209/manifest.json
observed d4a9ba85d68143cb302efba78903098e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:22.248733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098209/publication.md
observed d58fe0e7d2e4b21371c527ff42a2ada8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:22.230790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098209/publication.txt
observed 18003063d2c47f44b14128ba7df88d0f...
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.