OpenTechnical

OT-2026-000093193

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093193) never changes.

Identity and time

Publication numberOT-2026-000093193 · never reused
Internal UUID01a0ae9e-0911-7236-8f67-a6b82021ee40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093193
StatusPUBLIC

Content hashes

Canonical textc7a8ce2de2f9935597add0e818c3191d3ac1829c557eeac9ca99298504c5f532
Markdownd02bb73c1e934abf8ec570f8f85a941393b9f3ee51e83a67c675d0a83c84c4b9
PDF
Publication page3e263dbf50a18e94a9b1096125c73b378089e09abebbdf4fddc43087b1467921
Manifest7bff5925a2d6b3c39476c6cf6978d35400e80d8f2362c719af8f5048ec6d1823

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
Signature5KaDtqzt3E5giUQn0Me0SQkEiR6+88FE+pZnBqGDpFXUgs0pny5pDeTGlE3VRwKkIUvhVf0Yf2+PZKvS+1JYBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:29.917494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093193
observed 3e263dbf50a18e94a9b1096125c73b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.897884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093193/manifest.json
observed 7bff5925a2d6b3c39476c6cf6978d354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.878894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093193/publication.md
observed d02bb73c1e934abf8ec570f8f85a9413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.858926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093193/publication.txt
observed c7a8ce2de2f9935597add0e818c3191d...
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.