OpenTechnical

OT-2026-000046560

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000046560) never changes.

Identity and time

Publication numberOT-2026-000046560 · never reused
Internal UUID01a0ae7e-57dd-7561-b75d-3e98eedddc19 · 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-2026-000046560
StatusPUBLIC

Content hashes

Canonical textd8e8c3fd80bf5637c729107fdce6fdc07cd4c9e1eafb54f36daa9b1476844fa1
Markdown8d23bc54117264aaec612136e950836a4d2059f479982eb3650b408234901002
PDF
Publication page35f4a64b5936905a0baffb764078e8a5e01f17e802a5a0e3b0b7ee8cb451f02c
Manifeste940e4a6d17cded84ce650095260419b527dee46be3856eef0f92bbbc2d7b585

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
SignaturelZ6bGenikR+3kp+BL8AP/C1H3nZGoSIuIq6sONqkqp5/iLLo1zcxYRyZTPra9GOfrMfNlxRESEfwkNqXKjf0Bg==
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

2026-09-17T11:08:37.417204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046560
observed 35f4a64b5936905a0baffb764078e8a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.398572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046560/manifest.json
observed e940e4a6d17cded84ce650095260419b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.377985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046560/publication.md
observed 8d23bc54117264aaec612136e950836a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.359897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046560/publication.txt
observed d8e8c3fd80bf5637c729107fdce6fdc0...
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.