OpenTechnical

OT-2026-000014845

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000014845) never changes.

Identity and time

Publication numberOT-2026-000014845 · never reused
Internal UUID01a0ae6d-d094-7e51-b443-31c45457ae5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014845
StatusPUBLIC

Content hashes

Canonical text55299a31ab0aa2b63f661ce1ec4a5be7ec4ddaa367973817631ecdbfd70689c3
Markdownd84cef874392cc11c60c3a7ec2a738bac6f0a62188c908e26aa6b68550865726
PDF
Publication page9973551cce530f692b84afb9853ba3b9ffeba39d8a26789066f76586c9648ecb
Manifest0dabd0e3e880f46da49b9b847e010258598f3888fe0affec28687170a3b06385

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
SignatureIB97dzbvB93q0VgmBjH+pHM2wtXYQGk2toMRGwgSlzHfkxoGCS0C3yPJx66xqTGSq+klMPBQI59pWJjVMMfAAQ==
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

2026-09-17T12:06:45.391697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014845
observed 9973551cce530f692b84afb9853ba3b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.373681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014845/manifest.json
observed 0dabd0e3e880f46da49b9b847e010258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.355260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014845/publication.md
observed d84cef874392cc11c60c3a7ec2a738ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.338231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014845/publication.txt
observed 55299a31ab0aa2b63f661ce1ec4a5be7...
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.