OpenTechnical

OT-2026-000011904

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three 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-2026-000011904) never changes.

Identity and time

Publication numberOT-2026-000011904 · never reused
Internal UUID01a0ae6d-1942-757c-bf58-027b9af4013d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011904
StatusPUBLIC

Content hashes

Canonical text9aef159f215aa14e2663fd5474e814e439c61881477a9f796b18c6cbcfa1013a
Markdown14a96c013c2f4598d1b2d1d818f7023832fc9459d24d66e8e798409511ffd2a7
PDF
Publication page921deccda45fb128b5a64ba3082f536f6772b84d5a330cf0e12cdc5c62e09988
Manifest3c820e14fff710b17546e8e2d006b994adedb69ea8c5b224ab6db45c7d4903a7

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
SignatureHYDlF8UqzgkmzWo6ZOnb8MBY3kJU89AG12W3O85BqNtOksAkOaAtUNLDNL8GQRdgtsEivHkPbzb/jIXOm3iKAQ==
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

2026-09-17T12:12:39.844960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011904
observed 921deccda45fb128b5a64ba3082f536f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:39.826359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011904/manifest.json
observed 3c820e14fff710b17546e8e2d006b994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:39.808763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011904/publication.md
observed 14a96c013c2f4598d1b2d1d818f70238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:39.791920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011904/publication.txt
observed 9aef159f215aa14e2663fd5474e814e4...
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.