OpenTechnical

OT-2026-000039076

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000039076) never changes.

Identity and time

Publication numberOT-2026-000039076 · never reused
Internal UUID01a0ae78-9672-7e8c-af3c-0c1d148f6636 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039076
StatusPUBLIC

Content hashes

Canonical text3f54766cb3690babb041ea58dde214f4f037b4d464576789060409c032d0af6f
Markdown46bbdfed6c361146cc03e74ae0983c895699dfc6e46a4fd1379a4ab19f32502a
PDF
Publication pagebf2e357c6cd1e262fbebd0268b311b737768a71514b432d8ee95858ec385448d
Manifest130ea907919ef3afccfa7fda37bf9d51b6443f6a14299e178d68423287cd402a

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
SignatureMtSaBcUF+JjtXKdPtxAItUVw1WCt9tJfl8+ZDBvoRy2AcBXe/dgxEyOey7eKiSxNjc/YMAoetiHUE4nbGx3iAA==
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

2026-09-17T11:20:32.872836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039076
observed bf2e357c6cd1e262fbebd0268b311b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.855153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039076/manifest.json
observed 130ea907919ef3afccfa7fda37bf9d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.836257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039076/publication.md
observed 46bbdfed6c361146cc03e74ae0983c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.813910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039076/publication.txt
observed 3f54766cb3690babb041ea58dde214f4...
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.