OpenTechnical

OT-2026-000103236

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000103236) never changes.

Identity and time

Publication numberOT-2026-000103236 · never reused
Internal UUID01a0aea4-be3f-7a16-9202-3e042f5fad93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103236
StatusPUBLIC

Content hashes

Canonical text6b73a21147f6e67fbb37eab7be0b95db985a5ed54630debebb2ec5d4528173c9
Markdown8bd922144f9777f5f97c43a04858fc968f4242bfd7246660de1b6af20360a3b5
PDF
Publication pagef83b0a0b130743fd20919274e1bf64c7685da4cb41825fa4e3f94a1277836f93
Manifest667231bcbaaae411e1442960c9877cfd8db6f6820194527d4a064c5e737b74c5

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
SignatureALy4O/5ouXbxHr6lSPLKeDITVkbjOJpBk3cuRJNp6aY63uwA2tOkHKzF1aFPi982qBUCyW119HGC9umdaM17CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:28.245942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103236
observed f83b0a0b130743fd20919274e1bf64c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.228076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103236/manifest.json
observed 667231bcbaaae411e1442960c9877cfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.210020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103236/publication.md
observed 8bd922144f9777f5f97c43a04858fc96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.191679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103236/publication.txt
observed 6b73a21147f6e67fbb37eab7be0b95db...
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.