OpenTechnical

OT-2026-000079277

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000079277) never changes.

Identity and time

Publication numberOT-2026-000079277 · never reused
Internal UUID01a0ae96-0b90-7505-a56d-61f48243d1de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079277
StatusPUBLIC

Content hashes

Canonical text89933bff0e41e63a3fc6085a8ed7ed4b97f7c1b8ea7510869f79ec22f0f970a1
Markdown7fa2836fc923be7abcd26a323d33b5ae8432342a5c86adaf69784db142ebee1b
PDF
Publication page71f52d01cfc4c0be59990a7aeed6cc23a6a4c2d0be89451e5474dd1f6188ce29
Manifest4561549a6952d07b79fd6f2bab9f2e20bd7dc85f4980b871e8c8106678aa6db3

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
SignaturefZ5qCV2+YEt+3qZayNSgryedqQktwOlRRIZeWgimfEqURiILG3vmLcV4DAZO29UgQS+2Lh6yfICkFgkk7HazCA==
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

2026-09-17T10:04:52.854156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079277
observed 71f52d01cfc4c0be59990a7aeed6cc23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.834376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079277/manifest.json
observed 4561549a6952d07b79fd6f2bab9f2e20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.814545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079277/publication.md
observed 7fa2836fc923be7abcd26a323d33b5ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.794404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079277/publication.txt
observed 89933bff0e41e63a3fc6085a8ed7ed4b...
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.