OpenTechnical

OT-2026-000085325

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, 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-2026-000085325) never changes.

Identity and time

Publication numberOT-2026-000085325 · never reused
Internal UUID01a0ae99-aaaa-7358-bf52-9ae926980fbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085325
StatusPUBLIC

Content hashes

Canonical textf5874ffbf3fe3d4b105962baa384e252aac210e92117f185f5b7c92159939fc7
Markdown47e9c856b94d4a7629969b55d34664cf987f8bb9b3f6a7a2501a5febc60bfefc
PDF
Publication pagee7f1fcdbdc567f9d9dcbb3926a43d803e5db581b145b874e7499c2aa1bae53e2
Manifest6f8a3c4a9dacfd1a7610797b0f3d87f877dcad9e1d4f01c0cbbe0746bcffa00b

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
Signatureo+hxjKB0yIr3pS4YdzTV+EnCuMAtkXRsB89QwM7H+xbm6bQEOGOGGF4s/tvrEBSiNkD3o+f4frdfNHjmHg0YCA==
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

2026-09-17T09:54:02.950865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085325
observed e7f1fcdbdc567f9d9dcbb3926a43d803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.934348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085325/manifest.json
observed 6f8a3c4a9dacfd1a7610797b0f3d87f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.916809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085325/publication.md
observed 47e9c856b94d4a7629969b55d34664cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.897440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085325/publication.txt
observed f5874ffbf3fe3d4b105962baa384e252...
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.