OpenTechnical

OT-2026-000079967

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, sustained 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-2026-000079967) never changes.

Identity and time

Publication numberOT-2026-000079967 · never reused
Internal UUID01a0ae96-4377-76e4-addc-359ec837b096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079967
StatusPUBLIC

Content hashes

Canonical text75b7381966ccd3c5f0fff918097a47b17981f07c77f2ee2efec94a1a6988371f
Markdown2e767d23c6ae485872392f07c22ff7bcda78ad76944321f9bdc7810fa9babb3a
PDF
Publication page8f7de60f99f9f25d250b0159255a49993c4fc526dc571651efed597d32cf9664
Manifest813fa0cb63487b9f4909ecb90ba5cb64da50d95cb73fc6ddb17b89b0b399a10e

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
SignatureKQH8XWEdioqQhSQui6z4fwIfZkev5GZrYSdofaNzlj1UC5BzcHLCa08L2JHNVlaQUS0RP+vpG+xlOk2V80wpAA==
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

2026-09-17T10:03:52.766345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079967
observed 8f7de60f99f9f25d250b0159255a4999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:52.747947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079967/manifest.json
observed 813fa0cb63487b9f4909ecb90ba5cb64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:52.729982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079967/publication.md
observed 2e767d23c6ae485872392f07c22ff7bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:52.709863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079967/publication.txt
observed 75b7381966ccd3c5f0fff918097a47b1...
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.