OpenTechnical

OT-2026-000024950

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000024950) never changes.

Identity and time

Publication numberOT-2026-000024950 · never reused
Internal UUID01a0ae71-2728-7c0d-aa2e-b28cb8062571 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024950
StatusPUBLIC

Content hashes

Canonical text8d21598cb946077f34094e32adcc3ce5dbeaba48b7e44063799d9ba8a855e704
Markdown6ec1a9ab958c2015580757274f810c58d1a0c17635666a7dc7b3da6aa860d61d
PDF
Publication page6abd9b18a0c848a57707c8130060fb6c0dd91565457950f5acb71a9227ff52f0
Manifest636d12128249493f3a257507547bf7bdb721720912641c4fc54af68f5a8ff358

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
SignaturecH1Fv4uGPJMfN6Ghoa13S8eX1rehIRpD2zlcGkW3CDN4cHF6NWaVVX/Do7RbFB3j2k8FO2X7ojY19EXEX+EWAw==
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

2026-09-17T11:48:18.073702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024950
observed 6abd9b18a0c848a57707c8130060fb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:18.058220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024950/manifest.json
observed 636d12128249493f3a257507547bf7bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:18.040970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024950/publication.md
observed 6ec1a9ab958c2015580757274f810c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:18.024014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024950/publication.txt
observed 8d21598cb946077f34094e32adcc3ce5...
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.