OpenTechnical

OT-2026-000048094

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000048094) never changes.

Identity and time

Publication numberOT-2026-000048094 · never reused
Internal UUID01a0ae7f-c423-7cca-b0c2-06e0a0c38144 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048094
StatusPUBLIC

Content hashes

Canonical text76769e2d65ab546f9cac40445304ca70ff4a68ac649d3a209f226b5b05683ec5
Markdown7b84f55ff01da271de3fe2f96e682909874a2aa7918a3666fb461efec33a540f
PDF
Publication page8d4062a60901f55d8af709da86eb377c6f086fccdd2dfc8dc6bc3a6e9aad54b9
Manifest934a0ae578789340cca5c8020df44db2c600a34d269d4883e386b7ea6d05ed69

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
Signaturej8COk3Oz6qr19cqYBDsHKsjmmGnbyJP4hauj0sDo3JtUsAEqoKoJhafyxKIOSgzuta9IML6YToow7IrsEMZwDw==
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

2026-09-17T11:06:07.062716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048094
observed 8d4062a60901f55d8af709da86eb377c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.998246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048094/manifest.json
observed 934a0ae578789340cca5c8020df44db2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.981850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048094/publication.md
observed 7b84f55ff01da271de3fe2f96e682909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.963102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048094/publication.txt
observed 76769e2d65ab546f9cac40445304ca70...
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.