OpenTechnical

OT-2026-000097776

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000097776) never changes.

Identity and time

Publication numberOT-2026-000097776 · never reused
Internal UUID01a0aea1-92f5-7574-92df-b7aa8807b5a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097776
StatusPUBLIC

Content hashes

Canonical textd695b4f2e3a098c2fbf351b321a1bbc4f5c8d9b54c3e945d5fede367e9544250
Markdownd4e747d6a360a51ee5d0604777d1e6c53516c4dc8855fcbac0354fc00d8a7b7b
PDF
Publication page4de5a9b416f7314420f06e77edf76205412e8f39be039042e9fbcf1254b86205
Manifest615cd88b49a66b9bcfce681ec53743a6edc26c0f8df14c19080e931570d07076

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+b+ycU2wbBy1IFKj12R46J/7svJlrMo1V2bPoZc4dmcbxuReuKgm0rEIm81Rmu2nYFf/XI3SGwqQ2Ms0Yb39CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:51.262435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097776
observed 4de5a9b416f7314420f06e77edf76205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.244124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097776/manifest.json
observed 615cd88b49a66b9bcfce681ec53743a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.225740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097776/publication.md
observed d4e747d6a360a51ee5d0604777d1e6c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.203627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097776/publication.txt
observed d695b4f2e3a098c2fbf351b321a1bbc4...
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.