OpenTechnical

OT-2026-000006354

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, ejector fed, pulsed blow off after 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-2026-000006354) never changes.

Identity and time

Publication numberOT-2026-000006354 · never reused
Internal UUID01a0a958-1023-7b49-878c-ec85e51fb98e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:31:55.941940Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006354
StatusPUBLIC

Content hashes

Canonical textf548e79d4bbc8e58092e09cdc2cc6af3b18beb1a6f780637a3f3206ae21a47f7
Markdown64a528ade5bcc1a9e6ce6fb4d3267686a743ca2cdb2bc683e0dad38bb7bfa5f2
PDF
Publication page83d821ff6a9993b805868d51b4ad328373a5b3b97ca6972d3a408a7998128525
Manifest3dc4ebb3a21e6c78fbc2a8f65669685882bfa6c3e36f20a00f6431ac95add803

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
SignatureevOn41vwMPM7y0Y7yoxveCQ9hlla+Ff7DaaQhdkkWtrBcz58gRe0DZPvAT+ikX34ngUrzmpAcrVlnhjWYLI9Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:27.873983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006354
observed 83d821ff6a9993b805868d51b4ad3283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.738145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006354/manifest.json
observed 3dc4ebb3a21e6c78fbc2a8f656696858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.724979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006354/publication.md
observed 64a528ade5bcc1a9e6ce6fb4d3267686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.712442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006354/publication.txt
observed f548e79d4bbc8e58092e09cdc2cc6af3...
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.