OpenTechnical

OT-2026-000045897

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045897) never changes.

Identity and time

Publication numberOT-2026-000045897 · never reused
Internal UUID01a0ae7d-8f06-7327-80dd-31480866929f · 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-2026-000045897
StatusPUBLIC

Content hashes

Canonical textc6fafe57dd288062fa4b34a2351a022d39219c43f91d33b2f382b3ab86e3cddd
Markdown5765ebcec2d8dfffe2e72c2305ca9870949832a996778efa187ba5a1273b56a8
PDF
Publication pageb3895d5176a66b9975feaa30adbaf3c1c4ae8aec8813a06065596f8f999fd0c9
Manifestc2d6a950956308c0e52830fbeeba38d78d3527a7c8760f5dcbe62915b0422cfa

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
SignaturexWkMUVZgKdhjBZFQ3PLVtOZwumBeOiIRS0H/lSE3nD+hr7qvT2ldNlmvNx3r6eHvSicLaJyN7LCxJzaOuP6kDQ==
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

2026-09-17T11:09:47.618922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045897
observed b3895d5176a66b9975feaa30adbaf3c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.603159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045897/manifest.json
observed c2d6a950956308c0e52830fbeeba38d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.584883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045897/publication.md
observed 5765ebcec2d8dfffe2e72c2305ca9870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.566185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045897/publication.txt
observed c6fafe57dd288062fa4b34a2351a022d...
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.