OpenTechnical

OT-2026-000027476

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off before set-down

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-2026-000027476) never changes.

Identity and time

Publication numberOT-2026-000027476 · never reused
Internal UUID01a0ae72-6998-75e6-b493-6aee1891d950 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027476
StatusPUBLIC

Content hashes

Canonical text2416d3ca9455d7a4b445632cdbc7c7b328d5cb2e0f9f95feea1d13e15fb1ebbe
Markdown90eee0a351b5a4b1c5d9c222ba94ed98f6c2a8db427ec71f0c043a21928f9c76
PDF
Publication page2a9e12543922ac44fae4d1eadf5c90cd5ec2c44a4e0448f87c3cb0ac8b4423b6
Manifest13a0ab61e55365a563b75766253006f703241b5e522900424a94e6177f3a0fd0

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
Signaturezmiu7Asns4BxmZFbvc+NYu3e1r8WANaAwUZJDkm9B9J1fqYl0q8NH3Y0MBjhfKkK44yFb4AWnGw4NujyOTm9BQ==
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

2026-09-17T11:42:56.303974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027476
observed 2a9e12543922ac44fae4d1eadf5c90cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.288208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027476/manifest.json
observed 13a0ab61e55365a563b75766253006f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.272118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027476/publication.md
observed 90eee0a351b5a4b1c5d9c222ba94ed98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.253938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027476/publication.txt
observed 2416d3ca9455d7a4b445632cdbc7c7b3...
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.