OpenTechnical

OT-2026-000059047

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000059047) never changes.

Identity and time

Publication numberOT-2026-000059047 · never reused
Internal UUID01a0ae89-8611-7dd9-aa54-9a6b38cb93f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059047
StatusPUBLIC

Content hashes

Canonical textcecdb2d41e5660e94ec932d09c08608116d3f202de4e645d486e862bf32782c1
Markdownd34bcf93a726c4c80a4f4e0747fb84dc5dd9b2993c4c96b59eac35bb668e92e9
PDF
Publication page1deeb8478fe35b525ca3b068da9bce3ee56ec9fb50ffb3f588dee2ae4b2cf5a7
Manifest5a6a253d7742be4730e88e3852bf2635c75edee89372f53c6ccbe3ee5a477435

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
Signature+a21Mdcs7oUwFlYpRdOFcD9j0Q6NvLXl68eM/iZ8K61fdEvrJryVRXakVJFkdWfUwvOJy8HDW4Y4wP51wD73Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:52.239849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059047
observed 1deeb8478fe35b525ca3b068da9bce3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.222831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059047/manifest.json
observed 5a6a253d7742be4730e88e3852bf2635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.205082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059047/publication.md
observed d34bcf93a726c4c80a4f4e0747fb84dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.188046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059047/publication.txt
observed cecdb2d41e5660e94ec932d09c086081...
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.