OpenTechnical

OT-2026-000070697

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000070697) never changes.

Identity and time

Publication numberOT-2026-000070697 · never reused
Internal UUID01a0ae91-8c2c-78f6-9304-66e77a9622cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070697
StatusPUBLIC

Content hashes

Canonical text1b7192c2b02881119bdc960ff4fa6ac99ccd382309490a8431c842e2e0dc6caa
Markdowna87e0c611311ee0acef6b305405f11b66b95f1e621d43e7e1d17ccc867ff6369
PDF
Publication page85f19e4ccfe4d08ae9d7cddf462f0d6a86b2b19e4105c5a019f4649e32801839
Manifestab57072ea0fd4d6e2f7f2dce4f644872cd0b1ec4864c5d45080b2e71e1847966

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
SignatureDtYy0qVQpWNjdP3aYVTHuVm9jnb6tJ2DvynYQUcq6QB+7xizwyA9RXDihMssdXGPtiH+fu6fHbkloxwL4seuDg==
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

2026-09-17T10:25:22.861352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070697
observed 85f19e4ccfe4d08ae9d7cddf462f0d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.843780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070697/manifest.json
observed ab57072ea0fd4d6e2f7f2dce4f644872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.825469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070697/publication.md
observed a87e0c611311ee0acef6b305405f11b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.808470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070697/publication.txt
observed 1b7192c2b02881119bdc960ff4fa6ac9...
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.