OpenTechnical

OT-2026-000095543

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095543) never changes.

Identity and time

Publication numberOT-2026-000095543 · never reused
Internal UUID01a0ae9f-8f74-708b-b283-15953e42f8d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095543
StatusPUBLIC

Content hashes

Canonical text762300af5cf11379251c555822b02b92fa7e84b5a33f78516570b603a0e542b3
Markdownc12d30c261092fbb5283963a54734b70ee4cc726181f01028abf7f69fbc1d469
PDF
Publication page62e7f06bf3f12619469c2c6024d000ec0f439f1e20b9e483a89adb6bae1d620a
Manifestd6d8546a3e1ceb22536396592af4cc67f55cc0d04bc7855705c1932bf76bdcd0

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
SignatureC0f/oui+e5okVr25FDFLFFCzu/hVy+XhY7cDjCaFv/P8rQJ7FgiGPnTNr4uDcVFoWGC4SoEtTclvbs1dz/JNBA==
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

2026-09-17T09:36:57.367190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095543
observed 62e7f06bf3f12619469c2c6024d000ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.350866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095543/manifest.json
observed d6d8546a3e1ceb22536396592af4cc67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.334922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095543/publication.md
observed c12d30c261092fbb5283963a54734b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.319076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095543/publication.txt
observed 762300af5cf11379251c555822b02b92...
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.