OpenTechnical

OT-2026-000061569

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000061569) never changes.

Identity and time

Publication numberOT-2026-000061569 · never reused
Internal UUID01a0ae8b-7b44-7ea6-9457-bb1afa698db5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061569
StatusPUBLIC

Content hashes

Canonical text29d5647645d13664d86075f86c89cca47119e00ff8525b62f488a83e1646b9f1
Markdownfdc360e8a1e699e1148b2ae1970afd81e26124877e12b46f9bd3dfc3df4c333f
PDF
Publication page90d06ae4da69411acf9d19b7eccb4a59770c063cc164605a9ae5dd5cb263d101
Manifestbfd6c710ccee18d1bf18dde9c4959bce950b06443278636107cadd1ca829d5e4

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
SignaturepH4VQ+66UlgmviqMQOGr5pNqFKjdRHyjl/3Pzpsbzhj8Q83CjjYRznQQMqorVEGm3GphRgGMxs9temSixDGYAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:29.206774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061569
observed 90d06ae4da69411acf9d19b7eccb4a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.185672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061569/manifest.json
observed bfd6c710ccee18d1bf18dde9c4959bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.166691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061569/publication.md
observed fdc360e8a1e699e1148b2ae1970afd81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.146295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061569/publication.txt
observed 29d5647645d13664d86075f86c89cca4...
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.