OpenTechnical

OT-2026-000080364

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000080364) never changes.

Identity and time

Publication numberOT-2026-000080364 · never reused
Internal UUID01a0ae96-7e77-7e4d-9418-1a042e4163c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080364
StatusPUBLIC

Content hashes

Canonical text8c104dccf29ddb2e9e24d078eabc7014db49695e90a86760034dc71de3a3a3a7
Markdown121d30f5a2246f223dfac5855dc85016a5df6e7b2e7dc875670295eba4648c82
PDF
Publication page48a0c5f6b8fcb59897994248a06008b61571cfd40d36133e0a6c79b986e5e56f
Manifest6e824adbfd4069e25a3cc0ca60b76368427a33c7851b35b3e6a74e23df4eec36

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
SignatureDjHPvf/5qIM7NdWNSgienQnq+8lhz0nN9mhsOKJsN660FdRoogQGlgZkuJd+o2x45hpifc4QPJBKsKumIE1NAw==
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

2026-09-17T10:02:51.179831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080364
observed 48a0c5f6b8fcb59897994248a06008b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.161196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080364/manifest.json
observed 6e824adbfd4069e25a3cc0ca60b76368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.142093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080364/publication.md
observed 121d30f5a2246f223dfac5855dc85016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.124190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080364/publication.txt
observed 8c104dccf29ddb2e9e24d078eabc7014...
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.