OpenTechnical

OT-2026-000047076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000047076) never changes.

Identity and time

Publication numberOT-2026-000047076 · never reused
Internal UUID01a0ae7e-d0f8-770e-a0fe-10fb4393d29c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047076
StatusPUBLIC

Content hashes

Canonical textc354bd48f33dd57213f7c611d602781be55a25cd4b5f5c9e15a0db97062b2489
Markdown263ea0fbb6acb7ca418e6fdb32ecc6a6a5650fdfa6db304a8755e7bcf03654de
PDF
Publication page050cfc1db59fb8d2a25c68e269774455d82c0f0562075dd3738d4c86ea1313e6
Manifest210884285735f4a415b770e14dd874d31ad379d9053937a17aa98366b3860317

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
Signaturezgo+/bgh0luausbWl37WPCmwgK1gOQGki4vq9o3JFPkJnOSLKv9IdXQlhA84kuGNxTyDkyzVLzO72JgHDO5yDg==
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

2026-09-17T11:10:23.124526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076
observed 050cfc1db59fb8d2a25c68e269774455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.103019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076/manifest.json
observed 210884285735f4a415b770e14dd874d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.080768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076/publication.md
observed 263ea0fbb6acb7ca418e6fdb32ecc6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.059075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076/publication.txt
observed c354bd48f33dd57213f7c611d602781b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.280370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076
observed 050cfc1db59fb8d2a25c68e269774455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.258075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076/manifest.json
observed 210884285735f4a415b770e14dd874d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.237453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076/publication.md
observed 263ea0fbb6acb7ca418e6fdb32ecc6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.217787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047076/publication.txt
observed c354bd48f33dd57213f7c611d602781b...
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.