OpenTechnical

OT-2026-000065784

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000065784) never changes.

Identity and time

Publication numberOT-2026-000065784 · never reused
Internal UUID01a0ae8e-46fb-7285-a99a-3a71fde8bff8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065784
StatusPUBLIC

Content hashes

Canonical text4724e1285432850edba3795bb4145c7635bd81c4b655bc04b44aeb460df5a399
Markdown8edca87acad2268d2199eef74afb20bbaa2d955872541e298965e46c8d6a2c9b
PDF
Publication page3e98a4034ca3649d5be9823af5fa856bb7658f63868bdb39152a4ea506a8216f
Manifest8d53f710e0c626a13740d0ecda3b170c5f57c07fe448d64dd0dc1a250bc0ac86

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
SignatureZvSS/C5E4ne7ssaaYaDlBqFGPyNYge/2tw5qt9qXl+ZZO/toZdkFs+XEPPhagbB/91bYdBvT6zxh6lu42oP4BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:13.332184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065784
observed 3e98a4034ca3649d5be9823af5fa856b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.312490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065784/manifest.json
observed 8d53f710e0c626a13740d0ecda3b170c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.294203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065784/publication.md
observed 8edca87acad2268d2199eef74afb20bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.276217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065784/publication.txt
observed 4724e1285432850edba3795bb4145c76...
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.