OpenTechnical

OT-2026-000098020

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000098020) never changes.

Identity and time

Publication numberOT-2026-000098020 · never reused
Internal UUID01a0aea1-92f7-70ba-9e5f-092b02948d65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098020
StatusPUBLIC

Content hashes

Canonical text6a24cfd597b3fd06e12522198c13a6cf5ab60b3482fca86f26329f5499ec2b8e
Markdowne9728b0a361cae4476cd67dd63cb549fa9f87c04656e4923f21f4216c4f4dd7d
PDF
Publication page6e20367e218580ad8ded3c1f25f464aaa35878fe377a898bc75d0c2100b3b39f
Manifest7a85b84d3fba349b597c872373d877c404ba2a876f43984ff0f84cf0d91ef4ac

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
Signaturep1Ox2foaP/g/zwjQmdEG0F7rhYEIXrWUeLnCDMEDUsRIEjGibKWjK63aodTG5YwTzRCVu6LHaxXauc+TY+MNDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:11.765970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098020
observed 6e20367e218580ad8ded3c1f25f464aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.747366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098020/manifest.json
observed 7a85b84d3fba349b597c872373d877c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.729995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098020/publication.md
observed e9728b0a361cae4476cd67dd63cb549f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.710967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098020/publication.txt
observed 6a24cfd597b3fd06e12522198c13a6cf...
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.