OpenTechnical

OT-2026-000010434

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, vented after set-down, on a tool changer

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-2026-000010434) never changes.

Identity and time

Publication numberOT-2026-000010434 · never reused
Internal UUID01a0ae6c-0ee6-7de2-b82d-ce18d503e539 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010434
StatusPUBLIC

Content hashes

Canonical text167ab1f793ae59f3399efd3dda7aff417f9a03684960f2cb0dea359de857b873
Markdown9eac2f8a628480e21e552a26fd1ca8a5abad107b58ae61c9702e4c0829be58fc
PDF
Publication page3bd3452cc05be459f80b85087bcecfab0636c1b43379bb1f876d53c7342c795b
Manifest21e7b876d3eda253b473b5a2823a3c63d4cac52edbab73e501a5faa93410c371

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
Signature7sLkQ+yBtsYN34SAq95affa78/VZOqTAOeidx9OOHBSGOXaBvR8rEa8lvLWJ/HUCouJQlcPcActB1tktBI6kCw==
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

2026-09-17T12:14:33.893340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010434
observed 3bd3452cc05be459f80b85087bcecfab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.871905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010434/manifest.json
observed 21e7b876d3eda253b473b5a2823a3c63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.851911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010434/publication.md
observed 9eac2f8a628480e21e552a26fd1ca8a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.832529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010434/publication.txt
observed 167ab1f793ae59f3399efd3dda7aff41...
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.