OpenTechnical

OT-2026-000005566

Publication integrity record

Four finger mechanical gripper, pump fed, contact triggered on the face, stripped from the face

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-2026-000005566) never changes.

Identity and time

Publication numberOT-2026-000005566 · never reused
Internal UUID01a0a93d-6601-727a-acff-7b809a21e819 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:02:48.452844Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005566
StatusPUBLIC

Content hashes

Canonical text6c8af48d46a71b58690bc5fe34364ec242085c50d0059f895382d998ca9bc942
Markdown80855972a21df67e2c669bb7942ec271e23fff7aebdb558f9076cfd24ece53a4
PDF
Publication paged3a592ee0216ca809282e7b4e3e6f33739d2afa394805150b87c109ecb94e67d
Manifeste57d3ab66c0da3ddb19d70a70eada462edb73cde713d876d3062e1cc91c37de2

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
SignatureM37qGyxDKTIN9SejZa47u7oMKtBTmaaETqYYcFCoCWxMVBTmFmBvWvumgFb8BvKkUlyIw6+R2t3fdIwgbRb7AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:25.986010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005566
observed d3a592ee0216ca809282e7b4e3e6f337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:25.972400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005566/manifest.json
observed e57d3ab66c0da3ddb19d70a70eada462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:25.958370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005566/publication.md
observed 80855972a21df67e2c669bb7942ec271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:25.944569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005566/publication.txt
observed 6c8af48d46a71b58690bc5fe34364ec2...
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.