OpenTechnical

OT-2026-000006808

Publication integrity record

Two finger mechanical gripper, two stage ejector, 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-2026-000006808) never changes.

Identity and time

Publication numberOT-2026-000006808 · never reused
Internal UUID01a0a968-1686-7cbd-bc27-155c06cacfc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:49:26.153449Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006808
StatusPUBLIC

Content hashes

Canonical text7e903a19f7c7a175cb2f309de0a41ad02b0ec371e21667b7ea64f11292cb0c09
Markdown671c73aad6af5f68013031a538f98789e9d7efbc52caffa41ebc4f67f50a830a
PDF
Publication page1c7d3795200b764d421198a1802145afa0339de5aa914d3b2cc8bec6f863d487
Manifest1014fb2564a1b23a76b06232038b6d0f76786fb4bdf5167700984a5306427c5b

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+rAVDUgQimArZpGQhPCYJC5Ht6eCOlQo74i2uxDZqEi2Lp+kaZEmenB6ZzaozI/YWhB3gClsnfXTlDKqqjAdCQ==
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

2026-09-16T08:50:04.127770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006808
observed 1c7d3795200b764d421198a1802145af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:03.989686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006808/manifest.json
observed 1014fb2564a1b23a76b06232038b6d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:03.976614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006808/publication.md
observed 671c73aad6af5f68013031a538f98789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:03.962320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006808/publication.txt
observed 7e903a19f7c7a175cb2f309de0a41ad0...
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.