OpenTechnical

OT-2026-000045986

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000045986) never changes.

Identity and time

Publication numberOT-2026-000045986 · never reused
Internal UUID01a0ae7d-8f89-7888-9c95-6bbadeec7b39 · 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-2026-000045986
StatusPUBLIC

Content hashes

Canonical textb99f6b29d1d33257c07a2c1e57fb9a92e1fc44ec67f2a78d410afae7f5bf9ade
Markdown25e4a2c0ec62d8379dab96304217b6013df195e2a4a749884a50dba74c6888a4
PDF
Publication page9c914527b1e98ea05579fd55537292bfbf67e162f41aeb177f67d385c65b1225
Manifest9631b3b227160d86c976fd7ff74e78d480fc505ce5fc4eafecb01bf691765c31

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
SignatureNhV8HzLT7Ru21wJpdj6RMmGK5w+IYOqYI3UrZUcEr3MWFWaUisEr8+kU3B67oD2oYT4somZzoxkg/CtEbbv+AQ==
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

2026-09-17T11:09:58.941286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045986
observed 9c914527b1e98ea05579fd55537292bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.922504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045986/manifest.json
observed 9631b3b227160d86c976fd7ff74e78d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.902055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045986/publication.md
observed 25e4a2c0ec62d8379dab96304217b601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.882456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045986/publication.txt
observed b99f6b29d1d33257c07a2c1e57fb9a92...
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.