OpenTechnical

OT-2026-000084909

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000084909) never changes.

Identity and time

Publication numberOT-2026-000084909 · never reused
Internal UUID01a0ae99-43b4-7d80-b5cd-2971ec4422bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084909
StatusPUBLIC

Content hashes

Canonical text24cb7d359a74851a2d940789d7ffa210c025a039b74f675b87dc1357bfb4d486
Markdown1061a2492a5a6514c36ee11356de5c5251cced58771c564b7cd90a0e92d71b95
PDF
Publication pagead58fe2995594545341966e3337df67647688743901b962fdb1d2a5f12ab5a6d
Manifesta73eff205595b8fe422b0cad96f0d633d49b51ba385eddb3549a7338806eb849

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
SignatureHvXVpdHdK1f1EBZ01FQPHHSRZ+vTvh6s1v3gtEd6RDCYQtW4ftI5KMNVVBBK2j3wI/0IuBoxjg0oSYfcVz+uDA==
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

2026-09-17T09:54:53.435163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084909
observed ad58fe2995594545341966e3337df676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.417519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084909/manifest.json
observed a73eff205595b8fe422b0cad96f0d633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.400276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084909/publication.md
observed 1061a2492a5a6514c36ee11356de5c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.382542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084909/publication.txt
observed 24cb7d359a74851a2d940789d7ffa210...
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.