OpenTechnical

OT-2026-000080009

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000080009) never changes.

Identity and time

Publication numberOT-2026-000080009 · never reused
Internal UUID01a0ae96-4377-73e5-a6c1-d385df3ce2c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080009
StatusPUBLIC

Content hashes

Canonical text433f2a9ebbcbf3e46ea98b1922ce3f9a1d0d21a62b4c8f682cf30a93cb297e1a
Markdown3e06cb09e426414606c25cbcafb58e7dc28c0b2230abcd84c5182a1c2cc70a51
PDF
Publication page4cae0613d319193e17fdd84bd5d7d7d74532976a7bde8070b19e605b154886ec
Manifest6760b0d9579839cb9fd03524e1557552288c6c0842ee28550de6a84e5d04c1fc

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
SignaturexzvmzQny+TUw3tNyuX3g6XTFLx0ND6tWwAMgv6rBsO4Qitzu4raBN+/VzLMNK1rB8Ex9bYsOegHqqo9Ajo4OAA==
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

2026-09-17T10:03:25.589288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080009
observed 4cae0613d319193e17fdd84bd5d7d7d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.549657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080009/manifest.json
observed 6760b0d9579839cb9fd03524e1557552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.529900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080009/publication.md
observed 3e06cb09e426414606c25cbcafb58e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.494478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080009/publication.txt
observed 433f2a9ebbcbf3e46ea98b1922ce3f9a...
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.