OpenTechnical

OT-2026-000015080

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before set-down

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-2026-000015080) never changes.

Identity and time

Publication numberOT-2026-000015080 · never reused
Internal UUID01a0ae6d-d096-7f07-8809-30712f9b6074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015080
StatusPUBLIC

Content hashes

Canonical text9bcca42c257b60342d902c4ff2e3ef39054bea67c282636158181ba37b5f31fc
Markdown96c7eae84a5f0a13996c6de000dcd33f45e8f3d75cbdf263f0a4665f5b64bdeb
PDF
Publication page640066ce3f3ae95a808dbaacdd1e01ffa5fd2dc3d37b9a9ba1168907247d320a
Manifest2c9b1ffdccb11f96a36360f09c95d4b1031d2889d35b52a4c8e093470763c504

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
Signaturech3x/shjps0hcbnY9xw8Dz6QvJfARc6vul/qNevv5H7xm+ojfg+bgrQ6+9lkspFDH8WS43DXFYUj3QxkzoxYAA==
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

2026-09-17T12:07:07.861330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015080
observed 640066ce3f3ae95a808dbaacdd1e01ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.843358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015080/manifest.json
observed 2c9b1ffdccb11f96a36360f09c95d4b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.821678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015080/publication.md
observed 96c7eae84a5f0a13996c6de000dcd33f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.799747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015080/publication.txt
observed 9bcca42c257b60342d902c4ff2e3ef39...
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.