OpenTechnical

OT-2026-000098135

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, 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-2026-000098135) never changes.

Identity and time

Publication numberOT-2026-000098135 · never reused
Internal UUID01a0aea1-e963-794c-8996-dbabbebc3256 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098135
StatusPUBLIC

Content hashes

Canonical text1f473f65e3c45f7f6766decf04e5363613adf1add0e9db483c85726b0cefa3f7
Markdowndac045dfea88c525e0582754a4f4b8af2254ea502931e1f67e86344fd5ddc169
PDF
Publication pageaa8e488d12935fd3ef248aa74534c11404c62f6a7f8c6819b6755b95a977cb72
Manifest1fe140b31b951b4fbef6bb7c8791db26d1840b85beadf97eaecf0b86771692ce

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
SignatureOzQvgMO8VVKtE34/VCIrmG5kZBajYmw6y7HY/siXMk0n9Gj4w0rTdjmBYFZ9sOou/DFhrFvE3IBRUFtdrxwGCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:16.828007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098135
observed aa8e488d12935fd3ef248aa74534c114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.808499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098135/manifest.json
observed 1fe140b31b951b4fbef6bb7c8791db26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.790552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098135/publication.md
observed dac045dfea88c525e0582754a4f4b8af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.771185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098135/publication.txt
observed 1f473f65e3c45f7f6766decf04e53636...
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.