OpenTechnical

OT-2026-000035824

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000035824) never changes.

Identity and time

Publication numberOT-2026-000035824 · never reused
Internal UUID01a0ae76-b4c9-783c-b2dc-6737c48027ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035824
StatusPUBLIC

Content hashes

Canonical textcc20140f1bc088e113a109fda7a7046a497ed92c7f9e5ebfec2e0340bbf32354
Markdown7e2b9aeb2acd3e7b480e1ea86339287cf202327d0db4cbaf1503e0d5a74668ea
PDF
Publication pageb40c818ee795838f358f8f01d1d1c638dcff989e5e8c8fa5807728c459913da6
Manifest4316feba5d56756ebcd0d36a92aa3e28851cbaaa32688a19409f7ca6168cbb19

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
SignatureZjOgT6iO7mpAzERPg3cV9oYtHWsUbVgVVoyNk7lWlINZLyXIpVSnkY5MBYj0js0tUGJEiGNVI8Td1ArUv6GFDw==
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

2026-09-17T11:27:32.500520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035824
observed b40c818ee795838f358f8f01d1d1c638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.482923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035824/manifest.json
observed 4316feba5d56756ebcd0d36a92aa3e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.459307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035824/publication.md
observed 7e2b9aeb2acd3e7b480e1ea86339287c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.442903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035824/publication.txt
observed cc20140f1bc088e113a109fda7a7046a...
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.