OpenTechnical

OT-2026-000084585

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000084585) never changes.

Identity and time

Publication numberOT-2026-000084585 · never reused
Internal UUID01a0ae98-e25b-71fb-af5f-d663f14cec6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084585
StatusPUBLIC

Content hashes

Canonical text8f01ffdc2a07d9652bb8060e21f4efa9a6e10dedd7359288476280fac8bac001
Markdown02120ad6c2ac727344b9392423d7ec1bf5aac85af09dc55d1ca107e3878d1beb
PDF
Publication page523951257e3e77498e934e4ea235a0bbe202f99cc6d6ec63cb3b0b61819f2dad
Manifestf4f04cd88ddfd6f7121199386519d6dd0d0e46bf4be16c5bccabec8268a36088

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
SignatureK4Ee33e9yUfuJFSpjC0NMD9b4UNa6BB5gel7su7dRM3MtACukDQcjuUmGLoyKfX0m1UdqmGi4oX/i+jdFi1MCw==
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

2026-09-17T09:55:29.118855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084585
observed 523951257e3e77498e934e4ea235a0bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:29.101404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084585/manifest.json
observed f4f04cd88ddfd6f7121199386519d6dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:29.084104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084585/publication.md
observed 02120ad6c2ac727344b9392423d7ec1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:29.066946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084585/publication.txt
observed 8f01ffdc2a07d9652bb8060e21f4efa9...
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.