OpenTechnical

OT-2026-000024449

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000024449) never changes.

Identity and time

Publication numberOT-2026-000024449 · never reused
Internal UUID01a0ae70-e8ca-7686-8858-29d28afe7b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024449
StatusPUBLIC

Content hashes

Canonical text3b4b10f344258b1efcb02175d06efdc1b63553b267c462babf12977954b599b8
Markdown0bae33fec8d59cf0797cd0e66ee9b9b59c1764fa1b7f0d157a923b8ccf588b41
PDF
Publication page9345a7037d6817fbc53d6419fc0b14ddcb7787b95765ac23797341d158ef604c
Manifestf0ce65e5881758d9baad54e757c1cdf944e1b976294feefebb8592439aad7933

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
SignatureXEd8qlru6H19RE5+f3/TrWvk4ipCjbmdjadNChmko6XsymoQOhShc4mfBqpcL4yB0CpWMFhurcWDdvcMrN15BA==
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

2026-09-17T11:50:20.833162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449
observed 9345a7037d6817fbc53d6419fc0b14dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.807703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449/manifest.json
observed f0ce65e5881758d9baad54e757c1cdf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.786844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449/publication.md
observed 0bae33fec8d59cf0797cd0e66ee9b9b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.769368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449/publication.txt
observed 3b4b10f344258b1efcb02175d06efdc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.697110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449
observed 9345a7037d6817fbc53d6419fc0b14dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.676502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449/manifest.json
observed f0ce65e5881758d9baad54e757c1cdf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.655554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449/publication.md
observed 0bae33fec8d59cf0797cd0e66ee9b9b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.634781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024449/publication.txt
observed 3b4b10f344258b1efcb02175d06efdc1...
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.