OpenTechnical

OT-2026-000099362

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold 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-2026-000099362) never changes.

Identity and time

Publication numberOT-2026-000099362 · never reused
Internal UUID01a0aea2-c972-71b8-ba1b-e43368832b22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099362
StatusPUBLIC

Content hashes

Canonical texta026bd44c6a7aa01099e7ef1be3b1b062040072f204a77865330a0b52669c42e
Markdowndf7c93b9bff67aa25c9bfb985fc1f3e197388c8bf91356b911225330cee6e198
PDF
Publication page4a76f2807f06a877098872c8c705cf263013783ca5e19c10b2b7cb0c888f4fe1
Manifestfe7b60ee8007781bdae11cb1565bdafac36a0d902eec55ed9d99395b4ca1ea7f

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
Signature3SbtZWVPQdVctPSOJo1+iIwoo3XNlN2a69RXerAPSTpSYvjhz0u6shM7VRe2/LP+zdylz351r1vimQ8fnppfDA==
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

2026-09-17T09:29:06.940349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099362
observed 4a76f2807f06a877098872c8c705cf26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:06.923648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099362/manifest.json
observed fe7b60ee8007781bdae11cb1565bdafa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:06.905368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099362/publication.md
observed df7c93b9bff67aa25c9bfb985fc1f3e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:06.887004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099362/publication.txt
observed a026bd44c6a7aa01099e7ef1be3b1b06...
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.