OpenTechnical

OT-2026-000011041

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000011041) never changes.

Identity and time

Publication numberOT-2026-000011041 · never reused
Internal UUID01a0ae6c-540e-7222-aa43-bec5ad2cabef · 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-2026-000011041
StatusPUBLIC

Content hashes

Canonical textbfc2206b135bfae077dc6d59eab5a7501b0af0bc4bf2888c8dce5ee9b81a657b
Markdown58a15a8f0ca44efad4717a40c833eb01abe147bc62b84d7da7266a06cbef8df9
PDF
Publication page4c74bcf46ed79fc89f0da4a9d8334c34802d17d2c0f0640b65a4156a4799de94
Manifest2b6a46e362cb00f18f7421d31efc9f80e63702f03aca9d5e107076b6c03e185c

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
SignaturejhrEYB3NqXYm0Af7GdlqllQAwsV8lnLvST4hhXx4l8xh6AbvyFrwpNTQ8d72N1CXcL+4rTy/TjOaECQpNnHIAw==
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

2026-09-17T12:13:52.307380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011041
observed 4c74bcf46ed79fc89f0da4a9d8334c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.288041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011041/manifest.json
observed 2b6a46e362cb00f18f7421d31efc9f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.269269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011041/publication.md
observed 58a15a8f0ca44efad4717a40c833eb01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.245239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011041/publication.txt
observed bfc2206b135bfae077dc6d59eab5a750...
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.