OpenTechnical

OT-2026-000062236

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000062236) never changes.

Identity and time

Publication numberOT-2026-000062236 · never reused
Internal UUID01a0ae8c-0abd-7262-9723-5316953a7055 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062236
StatusPUBLIC

Content hashes

Canonical text8fde951e43deaea929f5e814d63ca50f2b644f1ee8f356dcae1d713bb5d36201
Markdownc0525dabc330c931e675dce8a709f35e25036bca59987f93f4cab0af856c36a9
PDF
Publication page0a1cae01d9510037f2e25cb9cc33309b383907428703ec5de692933b2a322295
Manifestcd298a47169ecd0ae957f05896a5623489c473e7ec1eb1b50093f936f3890ade

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
SignatureoG+w0uRC/UxaGsP54JD+KCoz6IVDc/GxlG/VVcXKyreXq08ZmsBYkV4rZqbGnj9FJddtuguOXBL56LUxSDSnDw==
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

2026-09-17T10:39:30.652243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062236
observed 0a1cae01d9510037f2e25cb9cc33309b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:30.636021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062236/manifest.json
observed cd298a47169ecd0ae957f05896a56234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:30.616871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062236/publication.md
observed c0525dabc330c931e675dce8a709f35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:30.600458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062236/publication.txt
observed 8fde951e43deaea929f5e814d63ca50f...
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.