OpenTechnical

OT-2026-000007363

Publication integrity record

Two finger mechanical gripper, contact triggered, stripped from the face, electric drive

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-2026-000007363) never changes.

Identity and time

Publication numberOT-2026-000007363 · never reused
Internal UUID01a0a97c-2389-7534-8d68-1a713c0ba07c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:11:20.203941Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007363
StatusPUBLIC

Content hashes

Canonical text1d6c389cefd4fb487de86cb5e10bf1783261165fda6abd825b193c249ff883f7
Markdown7c2af3ec131b9810a45baaaa7f85c868c4ddd3ab9d4e89dbbc2b24329d689965
PDF
Publication page286f3f5af5629a3f54bdc3cd83dadf729dcc9ff3e198b32ebfa4a3cb14498ee2
Manifest7cdf19cd42d5bd8cd22ef72686c37c08248219dd82af5f107a51f2e4df860206

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+Ga1I1s++SKVFXVsjcLdiELCRairQ310OU9brLfcpPyR8EM+1TJiol04x7KP9QyFE0aoStHUz+CDw6SjIYsnAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:09.556716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007363
observed 286f3f5af5629a3f54bdc3cd83dadf72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.544280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007363/manifest.json
observed 7cdf19cd42d5bd8cd22ef72686c37c08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.531805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007363/publication.md
observed 7c2af3ec131b9810a45baaaa7f85c868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.519269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007363/publication.txt
observed 1d6c389cefd4fb487de86cb5e10bf178...
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.