OpenTechnical

OT-2026-000008705

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000008705) never changes.

Identity and time

Publication numberOT-2026-000008705 · never reused
Internal UUID01a0ae6a-e46c-7b04-a27f-c1275c76f4e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008705
StatusPUBLIC

Content hashes

Canonical textc93be2862bcdf724fedcc9f9897e75ac6a51fc55df4e698573b99d8c3beb550c
Markdownd73285b35f6bb7ee3db1bd32c59a07756b803fd4b26dcc1f03c5fef349b4ad14
PDF
Publication page1ca05434029db190b01b059f9d5b9c0e35ad0247829eeb49a26712d2cf7425d4
Manifest5296de90a7ed53a1a8fc919349c28c2360b94f2ef7dd233c5b8d3eec2ac0bde3

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
SignatureBb/lCjWO0t9w9t/hWdGt7fX6dG81ltHG358vKI+UvxfidZNudXYWUXV4nq9TfvXMkWJ1QQXxQ7Mei6b5d6+oAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:46.731711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008705
observed 1ca05434029db190b01b059f9d5b9c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.713571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008705/manifest.json
observed 5296de90a7ed53a1a8fc919349c28c23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.692951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008705/publication.md
observed d73285b35f6bb7ee3db1bd32c59a0775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.673704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008705/publication.txt
observed c93be2862bcdf724fedcc9f9897e75ac...
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.