OpenTechnical

OT-2026-000051595

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000051595) never changes.

Identity and time

Publication numberOT-2026-000051595 · never reused
Internal UUID01a0ae83-7c81-7483-9a8e-763c02a20a17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051595
StatusPUBLIC

Content hashes

Canonical textf90e7d63345a89163803ea1292fea3252453869b315892339eb6a04fcaeb8003
Markdownaf01f582a58204950b4ec3bd61e8c292fc3cf92e51d9248907f0521ee17e5456
PDF
Publication pagec30e14d9be7e766bad562d5bc9220f9b1be4af355cf486c10c5933e8ce9e7987
Manifest8fa7ca49267347a2d71959fa1a3b9292250c76611b62ecb6c8959372320b931a

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
SignatureSbKDSP5Wrmq9T0L2UU4X2WqNtlR8ViAuyPpymp4dLfYQLOk+nWIIY5BP+PF9yOyJ/LeNNGhzEWv4ZdS5Bjm+DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:26.552394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051595
observed c30e14d9be7e766bad562d5bc9220f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:26.534040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051595/manifest.json
observed 8fa7ca49267347a2d71959fa1a3b9292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:26.517143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051595/publication.md
observed af01f582a58204950b4ec3bd61e8c292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:26.499455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051595/publication.txt
observed f90e7d63345a89163803ea1292fea325...
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.