OpenTechnical

OT-2026-000093079

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000093079) never changes.

Identity and time

Publication numberOT-2026-000093079 · never reused
Internal UUID01a0ae9e-0910-74e6-ac1e-73d049e0263e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093079
StatusPUBLIC

Content hashes

Canonical textdc3677391d888212d3f7227cfa1fd1d90673e0a962e3eedc245ec0d5f725f4b5
Markdown60f0ae68825d722ecd7c8c018ff84d4f8835ef875c3ce8668582a1dda2d860e1
PDF
Publication pagea2f004bcd72e146f3962bb8ae0ba7e0915d2a67dc1ac03e8ae169f7f7363d416
Manifest51535fb62c06777b24d4530fd4cc54c77773fb08081fb1d1039baad490808572

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
SignatureZVNY/xZxvDcvSVsK8FGNOH5kfHRJxESE5RWKI6opybtkdTOm3Ke+uXRNd3zF9DFW4W8nw2COlfOxHioMbhIRCA==
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

2026-09-17T09:40:19.856250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093079
observed a2f004bcd72e146f3962bb8ae0ba7e09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.839188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093079/manifest.json
observed 51535fb62c06777b24d4530fd4cc54c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.820306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093079/publication.md
observed 60f0ae68825d722ecd7c8c018ff84d4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.802139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093079/publication.txt
observed dc3677391d888212d3f7227cfa1fd1d9...
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.