OpenTechnical

OT-2026-000032516

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000032516) never changes.

Identity and time

Publication numberOT-2026-000032516 · never reused
Internal UUID01a0ae75-106f-7f7f-b4a1-a82699a0d252 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032516
StatusPUBLIC

Content hashes

Canonical text83b18c049f60a2ae3c116cc9e0260d70b565e87e773b02074271c4e3d62e6d49
Markdown5762359333c91794256d4cb9a06608eb0c329f8155464d0a8d534d602e905544
PDF
Publication page54617f24897d6c1981a13a006db092be41e99f54f97d5807e3a2a88ff6d3ed48
Manifest2fd44ab69389be994a47c988604c79d45dcece54bc172c697a72cff972982180

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
SignatureRFHg9pOOijHRYq5ULUJiz+c5Rlub764rj5zqiVhRaLc34Hys8ybfobwWamU9nzicXUu2P06fzLksc/3QPyPbAg==
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

2026-09-17T11:33:57.651958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032516
observed 54617f24897d6c1981a13a006db092be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.631228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032516/manifest.json
observed 2fd44ab69389be994a47c988604c79d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.596658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032516/publication.md
observed 5762359333c91794256d4cb9a06608eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.565970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032516/publication.txt
observed 83b18c049f60a2ae3c116cc9e0260d70...
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.