OpenTechnical

OT-2026-000051035

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000051035) never changes.

Identity and time

Publication numberOT-2026-000051035 · never reused
Internal UUID01a0ae82-c7b5-754e-94dd-f74180397e1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051035
StatusPUBLIC

Content hashes

Canonical text7a3a4383563cf397074c26e3b4a64dbb9b3995e8303b4d8f77f89ba616a38138
Markdown92daace9d10f246cd485828ab823b912d50feeb76f075da9d743cb84387f9dfa
PDF
Publication page7db3118ae699559f6d0f05e94a4e80c5449563ef1b70a252622f6f908471c188
Manifest31d52178a145ceb30348b7802dece611ba1de13cbe36e544c605117b1c3300cf

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
SignatureaVl4un5G7hzB1K3vKULhdTH47JYWaKV0PXc2nalVWNhV6qkaSYNTeOK3jrM3gphgOAKoCIi/dE1P7sz5eyQzAg==
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

2026-09-17T11:00:56.699694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051035
observed 7db3118ae699559f6d0f05e94a4e80c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.678403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051035/manifest.json
observed 31d52178a145ceb30348b7802dece611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.655490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051035/publication.md
observed 92daace9d10f246cd485828ab823b912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.629171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051035/publication.txt
observed 7a3a4383563cf397074c26e3b4a64dbb...
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.