OpenTechnical

OT-2026-000035037

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000035037) never changes.

Identity and time

Publication numberOT-2026-000035037 · never reused
Internal UUID01a0ae76-6a1c-790e-a45c-bb83688bc1cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035037
StatusPUBLIC

Content hashes

Canonical text176c92977a07e369f112b104ef0da9b3fe380395826b4bdca113e778ef9582ec
Markdownc7dd67f6355bf13b9b7fa9263a546eada1782da316b4ef7a1cbb30fcfaf4afcc
PDF
Publication page98e883501e544f5a0b91984f04b86648a613bbc187bf4d86fcbbbe6bb24f19b9
Manifest718facfe9b8e64ca63931e0385e516fffbb4ad57f24fb80b8c599d1b7a8ccdad

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
SignatureSVIgcJOX4LDqd09RKMIOYPK1n5ELVJBontz7G0CC5uXHntfVYHpijWspeLqXo2zNax3aUZ4bwapH6fzXrejDAg==
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

2026-09-17T11:28:04.491904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035037
observed 98e883501e544f5a0b91984f04b86648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.474860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035037/manifest.json
observed 718facfe9b8e64ca63931e0385e516ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.428632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035037/publication.md
observed c7dd67f6355bf13b9b7fa9263a546ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.378763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035037/publication.txt
observed 176c92977a07e369f112b104ef0da9b3...
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.