OpenTechnical

OT-2026-000051154

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000051154) never changes.

Identity and time

Publication numberOT-2026-000051154 · never reused
Internal UUID01a0ae83-273f-7e50-b217-f69308f8dfbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051154
StatusPUBLIC

Content hashes

Canonical textf273254dd9057d6455369976a48ffca85155c217c06f3705abf97d6eae491a35
Markdown969e3d0305d0fac2f5da76b1fad023a9758161427dbbe3f238cf8edba3fa0614
PDF
Publication page59d0641d40d7e150815f7bb6e28785b401218b9479f9bbac711d0747c4d9cd0f
Manifest28c813bdcf80f48fb01a15bc213fbeec0342a4e0bcd6477f52237b96f152ee0c

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
SignaturerKR+izUlnymtIVbOXFZ0X5C54To2/XdWFsRPZLs/FMAMMYoRMt09k6OyBlFO8jhUut6GEC7LEawQ1p3fiXgRDg==
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

2026-09-17T10:58:54.995168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051154
observed 59d0641d40d7e150815f7bb6e28785b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:54.977961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051154/manifest.json
observed 28c813bdcf80f48fb01a15bc213fbeec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:54.959037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051154/publication.md
observed 969e3d0305d0fac2f5da76b1fad023a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:54.940370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051154/publication.txt
observed f273254dd9057d6455369976a48ffca8...
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.