OpenTechnical

OT-2026-000041595

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000041595) never changes.

Identity and time

Publication numberOT-2026-000041595 · never reused
Internal UUID01a0ae79-e8a0-7a83-a0db-5ec292e66b18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041595
StatusPUBLIC

Content hashes

Canonical text96fcf5e9a036b948f79b1c5a057e755aad6e7b74ef63fa25864946cd15620591
Markdown31b92deabdab735481c565e298089320839c3ede7562ec5136810b342e3a0f88
PDF
Publication pagead786ae88e1516a72be1771296b2e9e407e16cc0573a8c12c2610a8573ba78c7
Manifest5ce8b59feda0f20f0e89d9faaa04f2809b6342acbb69be4f373a681c9adbd1f3

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
Signaturew+kn/ldG0i8/aO9Q19yHjV/pyNU4vNMKzadpXak0VFh6FZMJHnjmxgVLb0PLmyiIl0l25EaxK+8b/lFNnlzeDQ==
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

2026-09-17T11:16:23.126936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041595
observed ad786ae88e1516a72be1771296b2e9e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.108936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041595/manifest.json
observed 5ce8b59feda0f20f0e89d9faaa04f280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.093198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041595/publication.md
observed 31b92deabdab735481c565e298089320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.076292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041595/publication.txt
observed 96fcf5e9a036b948f79b1c5a057e755a...
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.