OpenTechnical

OT-2026-000024014

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000024014) never changes.

Identity and time

Publication numberOT-2026-000024014 · never reused
Internal UUID01a0ae70-aed7-7347-ad10-e7c75c77b197 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024014
StatusPUBLIC

Content hashes

Canonical text0aef0937b83e938fe011591dca90625f45df2456a3988bccf3b8ac0a611fbd56
Markdown3cd7be89e1fffa33898240254fd1bc95758c233b1d67b0012652c654066d2aa0
PDF
Publication pageba0b7ca4e9cd51033600cdbed4d7483ab5f803c0e1293dbae4b6af957666c2ec
Manifesta96df52614cd4bf1872bc02d1ea63abe0437fcf5b94b369b73cb5dd82707995a

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
Signature4x4RLBFnXhYhbbLDvL/W1IhyOlV8G4iOnmxwjqDIaT7yiXJ/qH8oIGK8xFDDqo51EfqgAleTAVSl3Mtw0LGgCw==
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

2026-09-17T11:50:47.660991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024014
observed ba0b7ca4e9cd51033600cdbed4d7483a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.632520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024014/manifest.json
observed a96df52614cd4bf1872bc02d1ea63abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.612549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024014/publication.md
observed 3cd7be89e1fffa33898240254fd1bc95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.593087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024014/publication.txt
observed 0aef0937b83e938fe011591dca90625f...
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.