OpenTechnical

OT-2026-000046410

Publication integrity record

Foam pad vacuum gripper, plant vacuum 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-2026-000046410) never changes.

Identity and time

Publication numberOT-2026-000046410 · never reused
Internal UUID01a0ae7e-57dc-7601-9b23-318facace3f7 · 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-2026-000046410
StatusPUBLIC

Content hashes

Canonical text818e68c627ee5b632adfac559c8a5688c84c5e4fdab1236b1121e3584cd8a247
Markdown985a2e31dd59520517266ecadabb55993bdd847e0a24d4e881ccb723386107ed
PDF
Publication pagefc978b3a87bf913da0b8463effb8e23e8bc4f595d66e9fb4a4c5bfee5aa19ec0
Manifest025211a79b20f1aeb58e572a83b6573ed0c71c7bec803b926fe64e88b0fff479

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
Signaturevv7MZnR7gyihuXtBr+7jMZw50yBHykVb2sh6KIdWDCjltE83IvyvvO5IythSsv7HFs3Lr9vSq/EHC2Ich5m5Bw==
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

2026-09-17T11:08:25.192403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046410
observed fc978b3a87bf913da0b8463effb8e23e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.174857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046410/manifest.json
observed 025211a79b20f1aeb58e572a83b6573e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.156520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046410/publication.md
observed 985a2e31dd59520517266ecadabb5599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.137947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046410/publication.txt
observed 818e68c627ee5b632adfac559c8a5688...
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.