OpenTechnical

OT-2026-000023224

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000023224) never changes.

Identity and time

Publication numberOT-2026-000023224 · never reused
Internal UUID01a0ae70-7267-7cba-b6b6-882f3edf0603 · 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-2026-000023224
StatusPUBLIC

Content hashes

Canonical text167738d11dfc21a9ef70d48b22ae5bb882cfad7a834dc19933e1c23ca172e3cd
Markdown97a6e4843c1f773001106cea312fc92ab67bf5c4bc0439cb31ef7abe0c6b18f3
PDF
Publication page619207a4ca7166ec4a5c2f3c5fc3174eb819f54be516ebe3582fb5543a43895e
Manifest31e61f879a7a160454cd7a0eb4ae6b6003fa0adb69e30ddea017fe0c903b912f

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
Signature5pa61WSEOt7Ot/p1pP2AS68erq8jRxC9h8P+PXJCZVItkVQbbGbvVTPrkpZ9J7jKCuRnQfK+3GRN7HFtOe5vCQ==
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

2026-09-17T11:51:16.881161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023224
observed 619207a4ca7166ec4a5c2f3c5fc3174e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:16.862615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023224/manifest.json
observed 31e61f879a7a160454cd7a0eb4ae6b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:16.846155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023224/publication.md
observed 97a6e4843c1f773001106cea312fc92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:16.829570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023224/publication.txt
observed 167738d11dfc21a9ef70d48b22ae5bb8...
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.