OpenTechnical

OT-2026-000010699

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, sustained blow-off 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-2026-000010699) never changes.

Identity and time

Publication numberOT-2026-000010699 · never reused
Internal UUID01a0ae6c-0ee8-714f-bec4-450195349d7e · 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-2026-000010699
StatusPUBLIC

Content hashes

Canonical text0cdede430d31fa698a7f998d14db11450d34ff309413c8af1cfa4d6eccfcfb8f
Markdown5bcbd2331aea98a5b950a900ca1ada7c95f063ddd6c5826a1ea54d41b5a2b012
PDF
Publication page64d22ee25cbcb93ec7fe4c2f63a92c92a98032f01acc8ff755bf9f526244d69f
Manifest8f4211827c7a19d4ea19c416c40522dc4b68f4e61a297dac18ad453814354fef

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
SignatureL40+HK86y/2ookIMGycbvcsyPD4COPON47krpLwgk5FYjsuDVqJG2q3552aEEe2VCactj0wwzLeVDTi9G8lxAA==
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

2026-09-17T12:14:54.959244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010699
observed 64d22ee25cbcb93ec7fe4c2f63a92c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.937586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010699/manifest.json
observed 8f4211827c7a19d4ea19c416c40522dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.917856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010699/publication.md
observed 5bcbd2331aea98a5b950a900ca1ada7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.898831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010699/publication.txt
observed 0cdede430d31fa698a7f998d14db1145...
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.