OpenTechnical

OT-2026-000092570

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, 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-2026-000092570) never changes.

Identity and time

Publication numberOT-2026-000092570 · never reused
Internal UUID01a0ae9d-b5fe-7dc4-a5c1-9868658e2c1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092570
StatusPUBLIC

Content hashes

Canonical textce4cb266c0b1d9b6dd6e8533f7d44b1a9db8c5fa812044656577edde4475f919
Markdownb43515fa3ec2d3422cfdec81e76762774c5114d4d517d80c4d6fb1447acd1c44
PDF
Publication pagec6a76b6f0a0106b86927ce526a9d1dae7fd21f1cad5667b4ae3840bff87b5ee0
Manifest87989a3fe1740bb42747333e672d8ec589ca7498f05ddbb4795e4ca642d200aa

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
Signaturen5vOJl1wW/U2GMqwxRNIV8enuaG+7MlqrKM/H/MWWQ967kMx9L4LvMYLJenR+2AO7nU909et+NeEu1diBruFBg==
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

2026-09-17T09:41:09.830016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092570
observed c6a76b6f0a0106b86927ce526a9d1dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.811645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092570/manifest.json
observed 87989a3fe1740bb42747333e672d8ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.768349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092570/publication.md
observed b43515fa3ec2d3422cfdec81e7676277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.726041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092570/publication.txt
observed ce4cb266c0b1d9b6dd6e8533f7d44b1a...
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.