OpenTechnical

OT-2026-000033966

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000033966) never changes.

Identity and time

Publication numberOT-2026-000033966 · never reused
Internal UUID01a0ae75-df0b-72ea-8df7-d00a30c4aa01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033966
StatusPUBLIC

Content hashes

Canonical text98dfa8b13bbd300102aabe824c140c97b79bf4b4c4fae97c930d647e31b9d9ad
Markdownb9c196d85dae48616ab5e9a568fb99b3fe0c93631d2ec1215a7518ffce07ff17
PDF
Publication page137a2eca4f1b6da877a46974b88b0bb82c205393a84eafc7fd23ed1124b65854
Manifestde0a137b904ab5378fed151300ebde53f68bcf987e6f2dfbb57cf216181107e7

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
Signatureh7rddSZgh3drTdJjEwy9eYdixiXFcHYbbrv386xzQDCBp5OfWs2bTqCNr1Zrfr/8mf/JDPAamzIUrvL4JIIMCw==
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

2026-09-17T11:30:05.724421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033966
observed 137a2eca4f1b6da877a46974b88b0bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.705988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033966/manifest.json
observed de0a137b904ab5378fed151300ebde53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.685840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033966/publication.md
observed b9c196d85dae48616ab5e9a568fb99b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.663051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033966/publication.txt
observed 98dfa8b13bbd300102aabe824c140c97...
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.