OpenTechnical

OT-2026-000015458

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000015458) never changes.

Identity and time

Publication numberOT-2026-000015458 · never reused
Internal UUID01a0ae6d-ef4a-725b-9dcd-b69d10cdd112 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015458
StatusPUBLIC

Content hashes

Canonical text6c449048ff54ec840073b7e1cee7b1605c960471ead2cdc539ac8c68133e136b
Markdown0ec8ac0abc1aea69df53e97844c32bba066abecb47a130145c1c9fce438c9790
PDF
Publication pagef7592f6c867902b77902e79d92e34831541b9670d3914820243cf0f27275e191
Manifest7731afb040a8ef8a62c231d86339acfcc289b2f1b6f0cafc83ba6db04bff7802

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
SignatureuxOQApE0uxtf7q3riXAp2R/llvx+MJUEVsoC6c75gOmpmSkhouU2Q4WDh/soJtCWmnX39lYDTZtzMZFUa+SfBw==
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

2026-09-17T12:06:12.526146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015458
observed f7592f6c867902b77902e79d92e34831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:12.505906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015458/manifest.json
observed 7731afb040a8ef8a62c231d86339acfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:12.484872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015458/publication.md
observed 0ec8ac0abc1aea69df53e97844c32bba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:12.464429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015458/publication.txt
observed 6c449048ff54ec840073b7e1cee7b160...
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.