OpenTechnical

OT-2026-000041329

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after set-down

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-2026-000041329) never changes.

Identity and time

Publication numberOT-2026-000041329 · never reused
Internal UUID01a0ae79-b144-7285-83ba-240d7679c723 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041329
StatusPUBLIC

Content hashes

Canonical text04f17469c3c80af9c7fae7ab331c93031a5226fe7e3b2d153a178ac089f3ad62
Markdowndf2a347654c52a2b9cbf6fb9462fbd393e77000b78a5251e1416b5c29c20e5cc
PDF
Publication pagee159d983a71ce00c7d59f39408f353b5e468ebcef50c4e5bb56fec4b3e3d43fd
Manifestbd7c352fd332ff2169297b93d4276b0deb252430cec0c590012717b2d46cb6f2

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
SignaturegegeNeNxQJXf5PTJw35N+hNEzyHLimBaluLJxjtVB11nQVmiKIhaCpJzzGpHLJAZAO3Mf7dyhlBecOAJQy/GDQ==
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

2026-09-17T11:17:19.320652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041329
observed e159d983a71ce00c7d59f39408f353b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.302782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041329/manifest.json
observed bd7c352fd332ff2169297b93d4276b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.284132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041329/publication.md
observed df2a347654c52a2b9cbf6fb9462fbd39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.266732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041329/publication.txt
observed 04f17469c3c80af9c7fae7ab331c9303...
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.