OpenTechnical

OT-2026-000069453

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000069453) never changes.

Identity and time

Publication numberOT-2026-000069453 · never reused
Internal UUID01a0ae90-b52a-7a3a-9da0-4279f4da5c02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069453
StatusPUBLIC

Content hashes

Canonical textb7c1da6d09bd44f7090e7fc7584cae97cc3eedc792d7a9ce5f8947d65d0f6029
Markdownf1812b85384ae72ae3c2993d6e1920d8ebb86d1b08510b77f9df9a353d0fa676
PDF
Publication paged273662a3a31a382c565fd781ce9f6b60d0c8c3ad2c0a7ca9c646a440f3e07d7
Manifestd2442a9ee18e2308442c6842a5c2754fa0a879481246f17937e75aa0158fde56

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
SignaturejsE/xYbvFzIDTGoXApLD4HKA5WJcMrusJJIYDXHwangCPblTpeNB3XBXIXWf2utCLsrUTXCDFKngnww713QBAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:31.378212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453
observed d273662a3a31a382c565fd781ce9f6b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:31.358284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453/manifest.json
observed d2442a9ee18e2308442c6842a5c2754f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:31.338615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453/publication.md
observed f1812b85384ae72ae3c2993d6e1920d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:31.317228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453/publication.txt
observed b7c1da6d09bd44f7090e7fc7584cae97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.265322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453
observed d273662a3a31a382c565fd781ce9f6b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.245960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453/manifest.json
observed d2442a9ee18e2308442c6842a5c2754f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.227599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453/publication.md
observed f1812b85384ae72ae3c2993d6e1920d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:04.211070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069453/publication.txt
observed b7c1da6d09bd44f7090e7fc7584cae97...
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.