OpenTechnical

OT-2026-000046277

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump 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-2026-000046277) never changes.

Identity and time

Publication numberOT-2026-000046277 · never reused
Internal UUID01a0ae7e-57ca-739a-af40-1237ce867abe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046277
StatusPUBLIC

Content hashes

Canonical texta4186b9a4d12b39e5421f94d487da9e6ab0abc75341753f7168e5f6e5813a485
Markdown89b5ff49205b5c9857d6e5545e85e510777a2f1bd191d074fe33318111ffb819
PDF
Publication pageba38040938212028beac35063536d8a60382885d2d91432a7a4c5380c6a11d64
Manifest2763c50b0123c995bb60f13ac8a5b06706622778f2b2b8c0ead74641fb6388a6

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
SignatureqdVz3dNh+RKk9SaYdjkQN8MOPRnej6yKMqZAQAnhmZpuXaQeuIUHqwc4HnywnP/h3mpb/6tlZmu2mgiWMr5kAA==
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

2026-09-17T11:08:08.703042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046277
observed ba38040938212028beac35063536d8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.681626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046277/manifest.json
observed 2763c50b0123c995bb60f13ac8a5b067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.658683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046277/publication.md
observed 89b5ff49205b5c9857d6e5545e85e510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.637748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046277/publication.txt
observed a4186b9a4d12b39e5421f94d487da9e6...
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.