OpenTechnical

OT-2026-000023241

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000023241) never changes.

Identity and time

Publication numberOT-2026-000023241 · never reused
Internal UUID01a0ae70-7267-766b-9831-513299b94bb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023241
StatusPUBLIC

Content hashes

Canonical text96afcda24b04915bd29674003dd376cbc3ac08febbf8fd4e1bffe9655c0df4f1
Markdown17b8d3a71f5fa16de41bad6dd50e356df819ee6436e4d3f99fcf2c0fcdf18434
PDF
Publication page531425533ab7bcc9c690937a875435108c5370c0fca4b92b20da5ac01f272f5b
Manifest30844b49631c06adaa3013c0c717b0ca3cba1dfd2829c3c782455d39f94867fe

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
SignatureGaK2Y/ULNaMhS1iErRgryRi12cSG9j2rSdKpg9ir4Vxul/7g2zguLm+n3wXR+5cJ1JR7yeRaBMbehxQeFrLHCA==
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

2026-09-17T11:51:18.264133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023241
observed 531425533ab7bcc9c690937a87543510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.245037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023241/manifest.json
observed 30844b49631c06adaa3013c0c717b0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.226152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023241/publication.md
observed 17b8d3a71f5fa16de41bad6dd50e356d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.205300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023241/publication.txt
observed 96afcda24b04915bd29674003dd376cb...
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.