OpenTechnical

OT-2026-000041756

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000041756) never changes.

Identity and time

Publication numberOT-2026-000041756 · never reused
Internal UUID01a0ae79-e8a2-7acb-b82e-a537bea29133 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041756
StatusPUBLIC

Content hashes

Canonical texte97f7533e52df15d183abb28aec468f4a1f57d0d783bbc09165e989dbddfa9f9
Markdown8f522d1dce24bdbca5fe7b3bf902f98ce315d1b5c62df034cdd0053814ab8c76
PDF
Publication page332f22205530f3f165e9926554a5079c1697ff00e09cb6998526044dfa82e837
Manifest413037a4a4784cbc65cda28affb031cf1c0f100eb4adcb79d671484c7f6e5b94

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
SignatureJmokth9NKIPMoLZ6DQmH+s4gAXP697xBU5nxurynmZSBu2zWRRzwuxy/OfjH3l5nfMt79FF7U9YXatg3ZQh4Bw==
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

2026-09-17T11:16:36.124285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041756
observed 332f22205530f3f165e9926554a5079c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.105822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041756/manifest.json
observed 413037a4a4784cbc65cda28affb031cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.087760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041756/publication.md
observed 8f522d1dce24bdbca5fe7b3bf902f98c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.068976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041756/publication.txt
observed e97f7533e52df15d183abb28aec468f4...
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.