OpenTechnical

OT-2026-000080504

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000080504) never changes.

Identity and time

Publication numberOT-2026-000080504 · never reused
Internal UUID01a0ae96-7e78-77fb-96aa-425297141d93 · 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-2026-000080504
StatusPUBLIC

Content hashes

Canonical text369ee7b1556aa74177884e01f6a775f50b48e536e687c1d699aec19755fc098e
Markdown591dc4dfb718cdb0b9b6b924c8be9a8b8f835d3ebbb1c0e61c2ebe1c5afe7a73
PDF
Publication page7095e4338819214fbcb7f02a753fb8cf69f82d724d28005b43845bdf99b11c59
Manifestde9b1d4086e223c580743b484ef8e341560fe814c7c5999dd19f37b26641d862

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
Signatureo/jvfOyuydcOElP6h7ZwSpUM8dpzqqk6IjML8sK7Ne60u17mrWeJLXQHtFYvEhtr1XRfajScL216Bz0zLPCEBA==
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

2026-09-17T10:03:01.558558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080504
observed 7095e4338819214fbcb7f02a753fb8cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.542483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080504/manifest.json
observed de9b1d4086e223c580743b484ef8e341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.525146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080504/publication.md
observed 591dc4dfb718cdb0b9b6b924c8be9a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.507722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080504/publication.txt
observed 369ee7b1556aa74177884e01f6a775f5...
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.