OpenTechnical

OT-2026-000070947

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000070947) never changes.

Identity and time

Publication numberOT-2026-000070947 · never reused
Internal UUID01a0ae91-8c2e-7655-8ee0-36b490487bc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070947
StatusPUBLIC

Content hashes

Canonical text79b70033615908230eb559e283f1e0ce7e0ab6885e44b5f347d0c88ee110c3ef
Markdown0f9b869129882c4d13023c6fa2b4cb5aad08fd532019d0ea978f1a373e93b84c
PDF
Publication pageecd793997f2bc3c460223ccff873fe7e3544b338c1c0100068220a520fcbe5fd
Manifest7ea9baf84df2dcd8d0c7a1a72462819613f2a63df73d7a4e656f1dfe01dd442f

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
SignatureSHKeU/hh/8Qd9qFLsly+gv/6b4GcVI6HWwuErwUIloPHRoWpxSJGpETvtJAu28suHv3O3FqWHuIFoVCwbAoJBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:46.931099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070947
observed ecd793997f2bc3c460223ccff873fe7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.914370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070947/manifest.json
observed 7ea9baf84df2dcd8d0c7a1a724628196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.897460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070947/publication.md
observed 0f9b869129882c4d13023c6fa2b4cb5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.879684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070947/publication.txt
observed 79b70033615908230eb559e283f1e0ce...
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.