OpenTechnical

OT-2026-000025535

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, 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-2026-000025535) never changes.

Identity and time

Publication numberOT-2026-000025535 · never reused
Internal UUID01a0ae71-5fa8-7814-9242-d64d724e1586 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025535
StatusPUBLIC

Content hashes

Canonical textc2bb8226655a41f51674b33a16b04269c33b4bd76d0581347a63c0b15cf47569
Markdown0ff610f96ca438328c345a9f3390bf009e265725f9df454e8d672771d1442f80
PDF
Publication page731ec93ed6c62c93177fbb343793350c205541fe3917b7d409e4124b80b8931a
Manifest6ebd9407ab99e6a529e712db185e0be78da4dae8f368a54967b9e76d30757d1a

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
SignatureJ7OwdlETGRd1kpbkwKeqrw4szj5FQVFzG0E89TJg+H4sSUAwCb/3awQvWGmBVr7n2Na34n9QwOlxbnuTaypACA==
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

2026-09-17T11:47:40.846191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025535
observed 731ec93ed6c62c93177fbb343793350c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.826979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025535/manifest.json
observed 6ebd9407ab99e6a529e712db185e0be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.807068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025535/publication.md
observed 0ff610f96ca438328c345a9f3390bf00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.789580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025535/publication.txt
observed c2bb8226655a41f51674b33a16b04269...
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.