OpenTechnical

OT-2026-000010506

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000010506) never changes.

Identity and time

Publication numberOT-2026-000010506 · never reused
Internal UUID01a0ae6c-0ee7-7445-9b07-94a66bba1f6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010506
StatusPUBLIC

Content hashes

Canonical textc2a70934ec232d5ebbe6db73b6f15bdafc8cb364cf29b1a7e292584466bbabf9
Markdown729dc9148125669a51739b4fcfc5e7adda0048c263e65c7ca7ee23ae94f611f6
PDF
Publication page479b0d73a3c1260795e9bd5c0cd1ed2c28101eeebdd6bcba616a58077c5bdcc5
Manifest773232becbfdfc66ce11732fcb011107e2874e9e772af57b289cef3e7ea64629

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
SignatureuuJQDA0iBZR6gxKcCTt0BPZmW9Km7KxJJfMLV3+R0MQ7u9nvQhVnzSxRGn8m7zlP5PLthlGERYhWEVIzfh7mAA==
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

2026-09-17T12:14:39.682874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010506
observed 479b0d73a3c1260795e9bd5c0cd1ed2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:39.663424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010506/manifest.json
observed 773232becbfdfc66ce11732fcb011107...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:39.644400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010506/publication.md
observed 729dc9148125669a51739b4fcfc5e7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:39.625496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010506/publication.txt
observed c2a70934ec232d5ebbe6db73b6f15bda...
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.