OpenTechnical

OT-2026-000032829

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000032829) never changes.

Identity and time

Publication numberOT-2026-000032829 · never reused
Internal UUID01a0ae75-4842-7d45-babc-770bf64bb5aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032829
StatusPUBLIC

Content hashes

Canonical textac5b437b60d4617846f7c1d24f232d49bcd9501d2c75e6c5894dc3e81e82d48d
Markdownb20d67058668898158f375da7c766e7c1731580ee9ceab7c4f2581e0d215db77
PDF
Publication pagee0f634f8c8a9e1c8d38ce608a1d7772ff3473bace97b74a7b9a3395634667dee
Manifest455784b7933abfba7ac1c88283e852b2d5d81847405b2193cf176d2bd2419b95

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
SignatureIr0EU5I1uWfk19horyC7f4296y15By+0cChThFuHub4W0vEO3dQtU2JNAOyL1i+pAPlGKoMde2sAwTeZ4y1xCw==
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

2026-09-17T11:32:17.156718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032829
observed e0f634f8c8a9e1c8d38ce608a1d7772f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:17.139929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032829/manifest.json
observed 455784b7933abfba7ac1c88283e852b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:17.121514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032829/publication.md
observed b20d67058668898158f375da7c766e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:17.104243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032829/publication.txt
observed ac5b437b60d4617846f7c1d24f232d49...
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.