OpenTechnical

OT-2026-000077926

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000077926) never changes.

Identity and time

Publication numberOT-2026-000077926 · never reused
Internal UUID01a0ae95-2ed1-7fb6-a970-7bcd5be7c566 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077926
StatusPUBLIC

Content hashes

Canonical text9b70ad9e3c1328283bb3ea887760cb6f00077f750b2a0750e292d439e8d567da
Markdownb60354cc053e6d23f29731345e97c94a6397c7c9b40f9ec9f27cea5cd76f2b74
PDF
Publication pageeb985915822af0ef6012fa9642fece5b6f4f6c85f2080ae081a60ce56bd98a04
Manifest8717a60341e2e2804af212cd4f630c8246a108b2ac3bb9dcc5e2e91027734818

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
SignatureC/gjhUx8FwSkUsY9m2HBirMnS3h7CPLJGsdyDvSZJAhLUXI+C7RDGGF3z6rjw9xkqfP+zs7F8b9p9QLoUsx8Cg==
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

2026-09-17T10:06:59.111949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077926
observed eb985915822af0ef6012fa9642fece5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:59.092693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077926/manifest.json
observed 8717a60341e2e2804af212cd4f630c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:59.073565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077926/publication.md
observed b60354cc053e6d23f29731345e97c94a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:59.053894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077926/publication.txt
observed 9b70ad9e3c1328283bb3ea887760cb6f...
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.