OpenTechnical

OT-2026-000061913

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000061913) never changes.

Identity and time

Publication numberOT-2026-000061913 · never reused
Internal UUID01a0ae8b-b8ad-7f26-989b-f0264ce902a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061913
StatusPUBLIC

Content hashes

Canonical textf5ea942ece56abf49f530bf14b42b92793c18947dff26bb53dec859226043d7a
Markdownc14f0dd8a22c5593a4cdba376662877af6a6dda9fee612b15c575aa976c894ca
PDF
Publication page3634ac78aa1dd7e06cf33fb503d0faeb2a0e5f60be4619b67cfc8bbbdad90eeb
Manifesta370c7f87a35cb7762b96825e116c4f5a71dbf7c2d487c4e602bb939ce40e39b

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
SignatureBvkfOtAFdAIfDFzo4U0g4gX1T0eWXdIAamI3zDb3R05hSlxEf/QCW5ktA5UQy10B6CTfJwOfkFJ5nObLuNajDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:47.601869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061913
observed 3634ac78aa1dd7e06cf33fb503d0faeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.582257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061913/manifest.json
observed a370c7f87a35cb7762b96825e116c4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.562092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061913/publication.md
observed c14f0dd8a22c5593a4cdba376662877a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.544293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061913/publication.txt
observed f5ea942ece56abf49f530bf14b42b927...
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.