OpenTechnical

OT-2026-000017130

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000017130) never changes.

Identity and time

Publication numberOT-2026-000017130 · never reused
Internal UUID01a0ae6e-76c7-72a6-a6f6-963dabb3b222 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017130
StatusPUBLIC

Content hashes

Canonical textf3637beb4357773a7c2d1a383380f997c4638ed8affd2886b312977e050ab1aa
Markdown6eaca2e05f7fac07002dc3171e635264806e044f9fd5cf52f36aa9aba5be4527
PDF
Publication pagee6edd3d4dee4dddfd59138a4a97e42de5c6bdc86e2d2027b4b6300c90d3a3dc7
Manifest17ae75530de0148ae6df0b2239b6d5db5a8620e97663895096f23f3cf18f84ba

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
Signaturebvrvku19IX6XSR0x9s13qPz6vOED2p8NdZ7z2U89fhjWSqvNNQN47vLzgslDThW+Xfv/X1VGbAQMsu5vvrfXDg==
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

2026-09-17T12:02:11.161394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017130
observed e6edd3d4dee4dddfd59138a4a97e42de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:11.144589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017130/manifest.json
observed 17ae75530de0148ae6df0b2239b6d5db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:11.125335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017130/publication.md
observed 6eaca2e05f7fac07002dc3171e635264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:11.104496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017130/publication.txt
observed f3637beb4357773a7c2d1a383380f997...
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.