OpenTechnical

OT-2026-000006999

Publication integrity record

Three finger mechanical gripper, three stage ejector, contact triggered, stripped from the face, pneumatic 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-2026-000006999) never changes.

Identity and time

Publication numberOT-2026-000006999 · never reused
Internal UUID01a0a96f-0e08-7ad1-a066-8d1b30fa80df · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:57:02.731247Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006999
StatusPUBLIC

Content hashes

Canonical textcafae4f3cabacd21bca53f247a0a93014f068367451c08bf3451f7237d5b06bd
Markdownb2a7ccfacbd7d3999d02b3d640252c400c1c8b42512a6c785fa115e5ea89b525
PDF
Publication page2ccf3bb6c8549f123ef3e90711ce1ec0819d129d4568bd13af492fc1c2c1ec64
Manifesta8efeb726f9cc3bc373d19dee0d16b25b33827f3b307d854a35feab099a2a866

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
SignatureSLPxQ1dUWWztp98H0iM/+O8bDJrLaYs+jckX+mru2h6JU8YSrEajbRmkkeLmBdhsdBPuhsmhjJEuM/mzB0umAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:13.378771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006999
observed 2ccf3bb6c8549f123ef3e90711ce1ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:13.242029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006999/manifest.json
observed a8efeb726f9cc3bc373d19dee0d16b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:13.229628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006999/publication.md
observed b2a7ccfacbd7d3999d02b3d640252c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:13.215990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006999/publication.txt
observed cafae4f3cabacd21bca53f247a0a9301...
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.