OpenTechnical

OT-2026-000026774

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000026774) never changes.

Identity and time

Publication numberOT-2026-000026774 · never reused
Internal UUID01a0ae72-3451-77ce-8aa0-53e9f27f877e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026774
StatusPUBLIC

Content hashes

Canonical textf027b12d89f4023498901fc493512651af20afa831965a3aaab08a83a65ab0a7
Markdown0c1a5d2499c106a07c21b3f8b175f856cdd183d0b23559ad36e6235079233852
PDF
Publication page3e50fdf4b501acdd2ba3b0658601133e1b2a5d7ad379e5d0c0cfde7945c5f18d
Manifest29f150f3b9b02cb4416e3f581ba346ca515b3d13766e14972b15480a05cf4a32

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
Signaturegq8Fs8++WR564nXhMoJFK4Fw7TSTUq/YHCTIZr1lHluSUz7mQJDIlsZPz/fIiQkBYJfaTT544WwezutbT8vgBw==
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

2026-09-17T11:43:20.718651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026774
observed 3e50fdf4b501acdd2ba3b0658601133e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.702097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026774/manifest.json
observed 29f150f3b9b02cb4416e3f581ba346ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.687186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026774/publication.md
observed 0c1a5d2499c106a07c21b3f8b175f856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.670667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026774/publication.txt
observed f027b12d89f4023498901fc493512651...
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.