OpenTechnical

OT-2026-000051494

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000051494) never changes.

Identity and time

Publication numberOT-2026-000051494 · never reused
Internal UUID01a0ae83-7c80-77cd-99fd-e2a9fccaeaac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051494
StatusPUBLIC

Content hashes

Canonical text4088c51a5ee2eb6c2fb03745fdb88274f86f450f121c8d0502eb791ab9c38512
Markdownd1f615457783b5a89f56b375554a7f2d38a77d412165d2601c191b7768b661cb
PDF
Publication page6bf9d33a770a34458e8b45df247ee535f7e4b1f4717441536467377ad2bec2ef
Manifest78248f78c713c169bf0a2e5af692d4513045dc022be35a16eb0688ff5dfac6e1

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
SignatureR2H+FWU1ej+ISK8MLmUSD6X6NC5F0Lf/bsNjohwbZRmnWSo/uopls2XPkzeWe2avdq+nuwQ6qOMwsuARPgoHAA==
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

2026-09-17T10:58:18.464994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051494
observed 6bf9d33a770a34458e8b45df247ee535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.445717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051494/manifest.json
observed 78248f78c713c169bf0a2e5af692d451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.428825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051494/publication.md
observed d1f615457783b5a89f56b375554a7f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.409998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051494/publication.txt
observed 4088c51a5ee2eb6c2fb03745fdb88274...
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.