OpenTechnical

OT-2026-000026801

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000026801) never changes.

Identity and time

Publication numberOT-2026-000026801 · never reused
Internal UUID01a0ae72-3451-7e60-8026-9f038a57e3e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026801
StatusPUBLIC

Content hashes

Canonical textcb4c20e4b57ec493317651b46bb6295d14c0e597bd3c3bb01a8fa0d193038250
Markdown7c6ffb06216e26b7b69d0475328c34e4d23bd28753c0fb50e6b1a05fa54a8646
PDF
Publication pagea7b7cec08cc0aad94d7c673cff73e186fe3731e22b9aaf1e1875d42138c6ba30
Manifesta52b68449ae5fc604fe3f663514cad55d69f1af883892e545636f0de9ce3bf32

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
SignaturecTDYlWpmFbtWYcTaIHYQjzXp9J4XCRk6LksXRKxhSCHlUl9pr1CfJLIf0B9cc6ZJXblQI2oX0HuOixPxWT2kBA==
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

2026-09-17T11:43:22.793022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026801
observed a7b7cec08cc0aad94d7c673cff73e186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.773532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026801/manifest.json
observed a52b68449ae5fc604fe3f663514cad55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.752108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026801/publication.md
observed 7c6ffb06216e26b7b69d0475328c34e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.735775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026801/publication.txt
observed cb4c20e4b57ec493317651b46bb6295d...
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.