OpenTechnical

OT-2026-000067056

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000067056) never changes.

Identity and time

Publication numberOT-2026-000067056 · never reused
Internal UUID01a0ae8f-14fe-7ee8-ab39-95210a8ff533 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067056
StatusPUBLIC

Content hashes

Canonical text2b17ca7c3c2c6243775f6963b035c52280dea708694241a5d112d68339e8fad1
Markdown3ec4aafe9e808f7377a8a2c373bc9bd5eef7ba35d9a074ba38a4fdf0c71157b9
PDF
Publication pagec6882117bdb8cecd39ff5db569de0fa2ee940aaf5682a6822a42bbf6ef940cc6
Manifestb18ccb8c531894d2620195bac8db8eefdd46ca093e9d2e48fc9fa3abe7b1b6d4

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
SignaturejWeVqFyb2fPNFTq935m04Sc4rftq8n3tGBcb5I9H3t+Xz/+AAEGW/APZ4tS2ELPao4+/lEoFWtzQGfeP2DQ5Cw==
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

2026-09-17T10:32:18.878700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067056
observed c6882117bdb8cecd39ff5db569de0fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:18.861584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067056/manifest.json
observed b18ccb8c531894d2620195bac8db8eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:18.843466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067056/publication.md
observed 3ec4aafe9e808f7377a8a2c373bc9bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:18.826898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067056/publication.txt
observed 2b17ca7c3c2c6243775f6963b035c522...
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.