OpenTechnical

OT-2026-000086208

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000086208) never changes.

Identity and time

Publication numberOT-2026-000086208 · never reused
Internal UUID01a0ae99-e82c-7001-95d0-a3dbdc651473 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086208
StatusPUBLIC

Content hashes

Canonical text51825b0dee57051295c7bf40fb218ee09e729b0e48ca9435854e71fb2fd2a18e
Markdown2e8389352f0a6a3508c101b1600354c63f4d6126563b06b13d1890aa02916066
PDF
Publication page2483110408e9af9f747c816c690881b9e2dcb66ea4498709a521cea04cb1931b
Manifest5262a56f0a2514e75de436dd028d1a30f7fa022f3846f4030cd9d58cf2272b0c

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
SignatureEOxbljXuHcUy7S6gJOVRmrvc3CAfufx7fJw9hZma6hGrELr+6pDAEThkS9L64Mol/YNbI3Qr7d0HWiVYQVSrCg==
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

2026-09-17T09:53:53.400479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086208
observed 2483110408e9af9f747c816c690881b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.384133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086208/manifest.json
observed 5262a56f0a2514e75de436dd028d1a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.368189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086208/publication.md
observed 2e8389352f0a6a3508c101b1600354c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.350920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086208/publication.txt
observed 51825b0dee57051295c7bf40fb218ee0...
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.