OpenTechnical

OT-2026-000039348

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000039348) never changes.

Identity and time

Publication numberOT-2026-000039348 · never reused
Internal UUID01a0ae78-9674-7753-b3c8-251a8f3a3eec · 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-2026-000039348
StatusPUBLIC

Content hashes

Canonical text2583b4607391dd4c1fa8a9d2c6a9d510de09c4b25fec2655ccee4c7b04a084e2
Markdown5661ceb1b073381a3b5139469293c95aba76c6180881723146aedde95898e651
PDF
Publication page6cf2a23780f5daf9f47203d51c24b84633285e499ec1b5753a5ad6411b6cbe9b
Manifestc6ec35817133198e4a226ead20dd0150489e8f93dda3d72e857f9031f683fe12

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
SignatureHMg2WOZV2P3/3V1pNwJURbNnv0ahluk6asHG8aKeI/yJY3+fsbhJGpqSikWiN9fEm52//GPZyOPITj5EfOUvAA==
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

2026-09-17T11:20:56.787750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039348
observed 6cf2a23780f5daf9f47203d51c24b846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.770415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039348/manifest.json
observed c6ec35817133198e4a226ead20dd0150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.752349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039348/publication.md
observed 5661ceb1b073381a3b5139469293c95a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.733448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039348/publication.txt
observed 2583b4607391dd4c1fa8a9d2c6a9d510...
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.