OpenTechnical

OT-2026-000032964

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000032964) never changes.

Identity and time

Publication numberOT-2026-000032964 · never reused
Internal UUID01a0ae75-4843-73a4-865c-8987a3d0d6e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032964
StatusPUBLIC

Content hashes

Canonical texted95e5471bb8844e6f573f949b49c4c7d625cd03d2df1c4cb1d6678a623c5aa9
Markdown788521015ca8c27aa8fd6c9ee216ddf425015325aee37209d3670d3e5b206462
PDF
Publication page17947f6a278605b4e65240ee917a46a679e9bd2fc91bf18382416d9e408f2271
Manifest78b16d64ad6dbb1063e92c6cee33c61949a5a754f42be781e93cc0402bb3984a

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
SignatureCN+tWl90pqZK6i1IguKUrQZdGG9aBOBxjYbr36kHiFa9LA8vH/vDq37tfjUuIsM/yTmYNt05kysc2AEOSuDVDg==
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

2026-09-17T11:32:34.285790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032964
observed 17947f6a278605b4e65240ee917a46a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.267768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032964/manifest.json
observed 78b16d64ad6dbb1063e92c6cee33c619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.247425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032964/publication.md
observed 788521015ca8c27aa8fd6c9ee216ddf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.226949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032964/publication.txt
observed ed95e5471bb8844e6f573f949b49c4c7...
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.