OpenTechnical

OT-2026-000084953

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000084953) never changes.

Identity and time

Publication numberOT-2026-000084953 · never reused
Internal UUID01a0ae99-43b7-79af-a5b4-aa026f3ab1c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084953
StatusPUBLIC

Content hashes

Canonical texte3d7dfc02890696e318ca564e62f3048f94f4d5c68c62779ebdf95706022903f
Markdown0c719cd87b98feeb829017c2c35b22df0f96da7e797267a6d10cd988589397ac
PDF
Publication page6308657b18b2a30f052f5fb7e1014dc8df064266b79e038d2555e4af757637ce
Manifest5132733bde293cee35e0b00f8852d2153ab8e96e507d2865f5d3ebf07195c5c7

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
SignatureSxZDLcy7CMQF2lHe1wNS3eEKwKHI/4xl56/iPxNE9z7w21ptkt3v5HG/ffaR+8iMeaxVxpsY5jZeGnnHOrpXAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:56.797855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084953
observed 6308657b18b2a30f052f5fb7e1014dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.779134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084953/manifest.json
observed 5132733bde293cee35e0b00f8852d215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.761261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084953/publication.md
observed 0c719cd87b98feeb829017c2c35b22df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.744299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084953/publication.txt
observed e3d7dfc02890696e318ca564e62f3048...
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.