OpenTechnical

OT-2026-000098194

Publication integrity record

Three bellows 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-2026-000098194) never changes.

Identity and time

Publication numberOT-2026-000098194 · never reused
Internal UUID01a0aea1-e964-75e3-b24d-39495ee9ed06 · 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-2026-000098194
StatusPUBLIC

Content hashes

Canonical text2382fb0e94fc95fc6262acdfd0585530c86f44e51537854afd16d7192aeff36a
Markdown15aa434a3f8f931ef6e53149509f21bb951fb3390892bc0cfe547507e3d46f6d
PDF
Publication pagef3fc30e97f6448d02f47ce8a896771b66481311ea92646328f599710e1dcb883
Manifeste61994cde7c700ca20e0e62d1c99e44892db48daf80e81d40ee3e0ec1e4a9271

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
SignatureCRo0xuRS/XICuuDWLOXGAryWo8Llq8aK3I9PeB79eB4aRrZ6J96j/qA5XolQplD0sgFgJNio0KHwMu9xRQ5bCQ==
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

2026-09-17T09:31:21.182588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098194
observed f3fc30e97f6448d02f47ce8a896771b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.165582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098194/manifest.json
observed e61994cde7c700ca20e0e62d1c99e448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.148293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098194/publication.md
observed 15aa434a3f8f931ef6e53149509f21bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.129996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098194/publication.txt
observed 2382fb0e94fc95fc6262acdfd0585530...
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.