OpenTechnical

OT-2026-000067602

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000067602) never changes.

Identity and time

Publication numberOT-2026-000067602 · never reused
Internal UUID01a0ae8f-6bda-7e84-9ce6-245e1e8e60e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067602
StatusPUBLIC

Content hashes

Canonical textd3f5b5188c85ccaef034bd3c35ca55707fdcc0db207bcb124587f991de8e6905
Markdown1ea9dda2246d7b175336c9fe952eb32448f765e1448fcc21283e73d057a73fc5
PDF
Publication paged464816254d2da1a7f447199ff779253c3a1d3ecd54faf843bf95767ef3c8311
Manifestf50bbdf20481fd11c7c3408e2d19c270773dc4e33cc9efd6e6011709503d3251

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
SignaturesfzMxJR3VQjsshaMVmRf5dWQZVWhxyhF56wWFcT8dVV7u49f8qtb4AaCp5TjP3yV0900KnB8uUkQzzLahNzoCw==
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

2026-09-17T10:31:55.206546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067602
observed d464816254d2da1a7f447199ff779253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.189527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067602/manifest.json
observed f50bbdf20481fd11c7c3408e2d19c270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.172123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067602/publication.md
observed 1ea9dda2246d7b175336c9fe952eb324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.153935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067602/publication.txt
observed d3f5b5188c85ccaef034bd3c35ca5570...
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.