OpenTechnical

OT-2026-000013067

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off before set-down

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-2026-000013067) never changes.

Identity and time

Publication numberOT-2026-000013067 · never reused
Internal UUID01a0ae6d-5565-7290-8a96-ecf54fa38232 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013067
StatusPUBLIC

Content hashes

Canonical text5d7df35aa2faa9ad75d0517b075d94f3beb9c5d31f980bb8851d4e6932742980
Markdown2ceb3826590eb84e97d77d4c35427f38586af7dcab2e4f3eafd38d2e52dee76c
PDF
Publication page118b7e43f9a69f01c994483582b0a17c301b6738f15d493349772b67f8756f5f
Manifest4cf5cd43773751e41bb7440d7537b4aeebd08bcf6edf9e4088722eef07aa89d4

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
Signaturewy4B2ImNL5gsQFg4AIMeI1Ldh9et7//xygTAp8d8wmBV2PTV2XuZR9QPzg/36/O1P8QCuI/sIkWIWNZHmwnZCg==
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

2026-09-17T12:10:54.457483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013067
observed 118b7e43f9a69f01c994483582b0a17c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:54.436826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013067/manifest.json
observed 4cf5cd43773751e41bb7440d7537b4ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:54.416508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013067/publication.md
observed 2ceb3826590eb84e97d77d4c35427f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:54.396159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013067/publication.txt
observed 5d7df35aa2faa9ad75d0517b075d94f3...
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.