OpenTechnical

OT-2026-000030968

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000030968) never changes.

Identity and time

Publication numberOT-2026-000030968 · never reused
Internal UUID01a0ae74-3fb6-7f03-9630-d25476606b34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030968
StatusPUBLIC

Content hashes

Canonical textb979eb92c02c8e451224222326cb4c545dff0506110c2741f6a95ca4116f8737
Markdown81166d902224eda8005f39e79d05c22d776aa1f8239271c9b44adb2ba34eff10
PDF
Publication pageb0c12ae232be94e793f4d88e4b44ee0244f302d2a04b55441b34f94a55ad6ebe
Manifestd47a643c80067bc435c8fab6bcfc93618680c01aba2ad00a4f6e4a59a0cf7a5a

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
Signature+LXDzD+/N02s5v5zOy2OLGGrF4Uh/q1ccFQeRjmjSTPkctZUiap4AyaCg/C2RVs5BPwMlm9zaW6oiQBfz4+MAA==
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

2026-09-17T11:36:58.382568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030968
observed b0c12ae232be94e793f4d88e4b44ee02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:58.361878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030968/manifest.json
observed d47a643c80067bc435c8fab6bcfc9361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:58.342884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030968/publication.md
observed 81166d902224eda8005f39e79d05c22d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:58.323416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030968/publication.txt
observed b979eb92c02c8e451224222326cb4c54...
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.