OpenTechnical

OT-2026-000046329

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000046329) never changes.

Identity and time

Publication numberOT-2026-000046329 · never reused
Internal UUID01a0ae7e-57cb-72a6-ad3b-77ea7588352e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046329
StatusPUBLIC

Content hashes

Canonical text935e9b88f3eb3cc599d7ceaae7d3e569aced2e2a2350f7e1304db5bdaba928b8
Markdown1e934c96af56746a4c16a2ae7aca9c828bcbc6662d7954226b2f164b4d424357
PDF
Publication page6bc3abe5ef22416571d0b438352a3c6b14a7a931af9c44542367542611f5269c
Manifest4d29d5b4c42dd29a7fa6d6f5de62352a0fb3ff57f8c0fbbd07718824a677e631

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
SignatureqiBWP2HCR8KrgnWuuCx3VPtJOEYMEwp6rdd37pC+mVOezomnFrjUn6+iC1+pLf6iW7NFlphS4DGh5qHvwwMwCQ==
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

2026-09-17T11:08:18.646054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046329
observed 6bc3abe5ef22416571d0b438352a3c6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.623442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046329/manifest.json
observed 4d29d5b4c42dd29a7fa6d6f5de62352a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.605141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046329/publication.md
observed 1e934c96af56746a4c16a2ae7aca9c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.586040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046329/publication.txt
observed 935e9b88f3eb3cc599d7ceaae7d3e569...
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.