OpenTechnical

OT-2026-000011306

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented before 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-2026-000011306) never changes.

Identity and time

Publication numberOT-2026-000011306 · never reused
Internal UUID01a0ae6c-5410-7839-9dea-e3d26358a7e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011306
StatusPUBLIC

Content hashes

Canonical text6129bda76af70124d40b8930a1330c044552390f82978dd688a9469115c4e538
Markdown05704d33bfdc8c5494ee03341a22658888812f9c3eacc69e1ea2ad81a44d57fa
PDF
Publication page1fc6fb9b49de2973c794ccd32e6d5bf1a4d037559a2ebb189ca4a97e2fd456e8
Manifest27de929665769ba8bf560144b140bd191df7888abb88b6b66741b87647ade893

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
Signature8v4LZFZpu59EI8j/688UHKpuirKTdpF3MPv2VlbnKMJcK24xV+YSfKPVVIK9xoUwoVCGNNc24taVHzPquuY7DA==
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

2026-09-17T12:14:17.110062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011306
observed 1fc6fb9b49de2973c794ccd32e6d5bf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:17.091325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011306/manifest.json
observed 27de929665769ba8bf560144b140bd19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:17.071176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011306/publication.md
observed 05704d33bfdc8c5494ee03341a226588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:17.050514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011306/publication.txt
observed 6129bda76af70124d40b8930a1330c04...
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.