OpenTechnical

OT-2026-000045896

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000045896) never changes.

Identity and time

Publication numberOT-2026-000045896 · never reused
Internal UUID01a0ae7d-8f06-75dd-b496-c458c52f95c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045896
StatusPUBLIC

Content hashes

Canonical text577f612a243d48edf73dfee8dfcab1c80baf2cceec70b6551cb82a121a16417c
Markdown6efca2d002466f8b1ef309d42de7f8305a49d5f88cda989e880ff0950571e0bb
PDF
Publication pageb672a168fa284d60b268a5304692549bc1ca4661cbdf20a8821c650fd04908d4
Manifest0c5f82a275d6e5c07853c6f9f12a795a02f2c74b4d6e4a751112834dec4428a1

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
SignatureZA+S1puWYwjFxI1aXdnct19S5ryeVfdznrv5xmm+Rhmif3mVsh0m47n4IBOk9DI3q/VTtVShxC7az2QgBvyODw==
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

2026-09-17T11:09:47.547255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045896
observed b672a168fa284d60b268a5304692549b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.530314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045896/manifest.json
observed 0c5f82a275d6e5c07853c6f9f12a795a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.509842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045896/publication.md
observed 6efca2d002466f8b1ef309d42de7f830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.489374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045896/publication.txt
observed 577f612a243d48edf73dfee8dfcab1c8...
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.