OpenTechnical

OT-2026-000006270

Publication integrity record

Four finger mechanical gripper, three stage ejector, contact triggered on 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-2026-000006270) never changes.

Identity and time

Publication numberOT-2026-000006270 · never reused
Internal UUID01a0a955-0e90-7765-96ff-e51c6b11aff2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:28:38.931053Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006270
StatusPUBLIC

Content hashes

Canonical textfaea4b3c8af71b008442098b710b894f0d062a8b52cff055442dc0f932d0e0a6
Markdown57253ea1e83850453777505d75707b4bf364e29483ff7b6f60203721299874e3
PDF
Publication page1aa1e4919a3dbf8a967b8bf409e47eae566ce4cea5f931ada7e8a64ee45a8ff2
Manifestbc73e08295bb8311575e9929be41d3e5e2113f88956e5d19944405c569b26be1

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
SignatureheKV2WIXYgU5GxI+fnqmbZCW9cxjXz/g2vlejkhHLB1LKSilEP8hgFR3RlipzFH+bSmj39r5MXQEnC91FxsjAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:30:07.484103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006270
observed 1aa1e4919a3dbf8a967b8bf409e47eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:07.468470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006270/manifest.json
observed bc73e08295bb8311575e9929be41d3e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:07.451765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006270/publication.md
observed 57253ea1e83850453777505d75707b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:07.433428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006270/publication.txt
observed faea4b3c8af71b008442098b710b894f...
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.