OpenTechnical

OT-2026-000034069

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000034069) never changes.

Identity and time

Publication numberOT-2026-000034069 · never reused
Internal UUID01a0ae75-df0c-7f79-811b-cdc0eca71ded · 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-2026-000034069
StatusPUBLIC

Content hashes

Canonical text16e67ab71ca6c0aa2a1aca5a44602eb33407deab7e4378d66ae9bca782e64579
Markdownbbeef96e2cf88532dcf8bdaf39ce5cc2e9392df6aa01113fe9a99953892416fd
PDF
Publication page1a53fbc9e1c78339be799cbf8fd09df07361bcb596ee3aa904d88583dae3f609
Manifest656670cef1479d16a1df6dafeff324622a53ea64f5b4222fcf92b924f45cfe1a

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
SignatureLv/8cifTwaVEY2tD02ccekd+w2krC4qCgj1KkJwlmzpbAWyB543l5HM1hj2I/OXVVvNOY8+cKnOA4+YWRNchAw==
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

2026-09-17T11:30:18.952759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034069
observed 1a53fbc9e1c78339be799cbf8fd09df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.935393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034069/manifest.json
observed 656670cef1479d16a1df6dafeff32462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.918882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034069/publication.md
observed bbeef96e2cf88532dcf8bdaf39ce5cc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.898831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034069/publication.txt
observed 16e67ab71ca6c0aa2a1aca5a44602eb3...
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.