OpenTechnical

OT-2026-000012460

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000012460) never changes.

Identity and time

Publication numberOT-2026-000012460 · never reused
Internal UUID01a0ae6d-39f7-7b72-95dd-a982eb53f62b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012460
StatusPUBLIC

Content hashes

Canonical text71b1ae9e2a5316fe623b32dc5abee511973bbfc4056de6ca65685d638804f1d7
Markdown2e0c9aed5af1e74c0724d5c7d70e9579c3818a766af9ada2ed89e6e35b34ec1e
PDF
Publication pagecc62e01f2a59dd57f14b9e21ddc5b60269ab6dfe8dfd07530815dd37d88ad9df
Manifest4cc54b730a9fa2aa735bd01124a1b774a678d59dad9ee8748b8886bc4d198c14

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
SignaturebkF2ixmqqAuVoCHe69460S+FwUu7ODboFmcgit0P/q07DfAt/oIkNzjvVmL7fhOygF5tD15xZLB12FmizMTSBw==
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

2026-09-17T12:11:58.086363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012460
observed cc62e01f2a59dd57f14b9e21ddc5b602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:58.066625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012460/manifest.json
observed 4cc54b730a9fa2aa735bd01124a1b774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:58.047572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012460/publication.md
observed 2e0c9aed5af1e74c0724d5c7d70e9579...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:58.027764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012460/publication.txt
observed 71b1ae9e2a5316fe623b32dc5abee511...
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.