OpenTechnical

OT-2026-000023109

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000023109) never changes.

Identity and time

Publication numberOT-2026-000023109 · never reused
Internal UUID01a0ae70-7266-792c-8352-b5bfdd9a1b64 · 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-2026-000023109
StatusPUBLIC

Content hashes

Canonical text7d39d5422bf0ad0c03025c0b6999337c8b1e62dfad737ed8ef47b10a6c24a55b
Markdown854f6770a589f3d0933f51a0df59fb678091c40551245d0d61f321651aa52848
PDF
Publication pagea791c68879541475268c037cea8e0e4f75102853a8085c4cd103ba611df4c297
Manifest1bfee68a261502f7a77a3df8828324d6d50f22f557e56c0162ccf8080a5ae8a8

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
SignaturenAXhzLlsUBYiVnkiSaQkU3enU6YgFWZsFadzf2r/kqW3MGd55hwcZ7f5723SnIVx+uxYdHghlro4baHXR28wBg==
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

2026-09-17T11:51:01.992230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023109
observed a791c68879541475268c037cea8e0e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.974622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023109/manifest.json
observed 1bfee68a261502f7a77a3df8828324d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.956092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023109/publication.md
observed 854f6770a589f3d0933f51a0df59fb67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.939015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023109/publication.txt
observed 7d39d5422bf0ad0c03025c0b6999337c...
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.