OpenTechnical

OT-2026-000037477

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000037477) never changes.

Identity and time

Publication numberOT-2026-000037477 · never reused
Internal UUID01a0ae77-b8ce-7a0b-9f20-a35e55885cdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037477
StatusPUBLIC

Content hashes

Canonical text79a77575fd0e08f8fb845f4988ee5edd2284e03f635c048222520f2a1870d3a0
Markdownc0378e957c1234fe2779059cc38afc2b68f13e7fa2e5c036e50db383f1ae0f60
PDF
Publication page27a8c88d6c73ff81fc5a180d76119dfc55ff5deb3615ad03ba8593a1d68a2cc9
Manifest2f8ae4c31e54da073b0343e5b922cb0d915166903ac61c5067e1608635604b82

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
Signaturecnjkvo88Kow6b3yrd8j1++EAha8woncyMR9+2y0gob96mFj7rg5jVrVPsoQ+Kq7t14Ib9qoJf48VXXH6BgCCBg==
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

2026-09-17T11:23:43.117038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037477
observed 27a8c88d6c73ff81fc5a180d76119dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.079992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037477/manifest.json
observed 2f8ae4c31e54da073b0343e5b922cb0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.061020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037477/publication.md
observed c0378e957c1234fe2779059cc38afc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.024027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037477/publication.txt
observed 79a77575fd0e08f8fb845f4988ee5edd...
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.