OpenTechnical

OT-2026-000095959

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000095959) never changes.

Identity and time

Publication numberOT-2026-000095959 · never reused
Internal UUID01a0ae9f-fac8-79c7-b946-87ef9b22c04d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095959
StatusPUBLIC

Content hashes

Canonical text90dd55ab98911ae0d72f1f469b016174cf42ee12624b9536195eeeb5cd58ef25
Markdown81779213bd4aba61a7db4e92f50bba49e176858455226ba25b5f050ce711668f
PDF
Publication pagefd9c3338b2eb73e2d8ec55b4729acb297d760e08ed80a8ccf90e21af1102d2ad
Manifest22c37434530157830705d7686c5db1d83f5cf69cb5727cf706802fb9edd8745c

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
SignaturektpnYN8MzxTSrYWPBccTQcnis7apWh7NaJ2CXmmjIs7f49AXF2hRc62L+CYqAbgmIaHdvB/cg1qeDiIHMzegCQ==
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

2026-09-17T09:36:04.453133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095959
observed fd9c3338b2eb73e2d8ec55b4729acb29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:04.435005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095959/manifest.json
observed 22c37434530157830705d7686c5db1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:04.416939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095959/publication.md
observed 81779213bd4aba61a7db4e92f50bba49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:04.398519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095959/publication.txt
observed 90dd55ab98911ae0d72f1f469b016174...
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.