OpenTechnical

OT-2026-000011752

Publication integrity record

Three finger electric gripper

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-2026-000011752) never changes.

Identity and time

Publication numberOT-2026-000011752 · never reused
Internal UUID01a0ae6d-1940-73ab-a468-ce27659d9627 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011752
StatusPUBLIC

Content hashes

Canonical text85925ffeea5b70fda00ebb7adff49caac17e35225d39b339e1e123f16a442feb
Markdown7e25b1009dc84a31062253ed9e519f45f31253187285243a2cb314a4589b4adb
PDF
Publication paged2492d9857b9894e273bb737e16fa69ef2c6f3b9225db78cd0a8605f1a240970
Manifestbaa0b21c1a36a3b8e2d10c7e2a64103261f81bbc1df9ce5b39d055019581633d

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
Signature+ARx/COfKZI2O8VpTVdrVoSdr5nsxZLhSZdnZAkrXOwR0QFb5aBCD6SWLWj9o22gMGDX8R2rfxmc700+wtciDA==
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

2026-09-17T12:12:27.592939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011752
observed d2492d9857b9894e273bb737e16fa69e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:27.574267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011752/manifest.json
observed baa0b21c1a36a3b8e2d10c7e2a641032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:27.554606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011752/publication.md
observed 7e25b1009dc84a31062253ed9e519f45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:27.535422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011752/publication.txt
observed 85925ffeea5b70fda00ebb7adff49caa...
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.