OpenTechnical

OT-2026-000032563

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000032563) never changes.

Identity and time

Publication numberOT-2026-000032563 · never reused
Internal UUID01a0ae75-106f-7633-93d6-fa5558b1d70f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032563
StatusPUBLIC

Content hashes

Canonical textc313de3f096499c44d2472b8611d5846656b0574126835579c781a3e24b9de8b
Markdown97fc8d0aef02edce2ebc01b364479a6c2b7d882da3764abd4ce8f84013b6b99c
PDF
Publication page78f3a15269a39e15c191a480a42e29e0283496b6700a47d70a40764940b84ce2
Manifest854d4838739b62ae5cdad113d7ad8efc2f0ad26f8c84f7241a6c9915e58ccb8c

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
SignaturelnKEmlppHhkCda/GXJqSdTxsUbQmW3/TqQUbII18CIhdZkMNeYNEAP1Y6Z7W6Pf9qEx+SQVPtrLMkDSp+6T1Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:08.034014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032563
observed 78f3a15269a39e15c191a480a42e29e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.016175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032563/manifest.json
observed 854d4838739b62ae5cdad113d7ad8efc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:07.998953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032563/publication.md
observed 97fc8d0aef02edce2ebc01b364479a6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:07.981539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032563/publication.txt
observed c313de3f096499c44d2472b8611d5846...
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.