OpenTechnical

OT-2026-000067076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000067076) never changes.

Identity and time

Publication numberOT-2026-000067076 · never reused
Internal UUID01a0ae8f-14fe-7ac9-ad31-f04ca3fd2078 · 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-2026-000067076
StatusPUBLIC

Content hashes

Canonical textb12b282c55ba662cb4149f3156b3dca0ff08c5f7be2e39b5cee1e27d05ee1b0c
Markdown95c072dd6369712c2802679b70340fcd8e0668c6ea75f2c0b752148b6cd9f972
PDF
Publication pageeb9193874f96e28602bd48fd983514530075a859b31318cf3a6bfdd1c874cb47
Manifestf90ae688dd59a591bb9323b5ed85999f6de6e9de3696c3c064df861452bc278f

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
Signatureafzfkj5AJVMcvKGfc6LDxxzTAgFGK9kMcaimZq9ZXe3kl+EPbUM4/OReCvTItn3YI7SKa+aA/OKHfkdBPALCBQ==
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

2026-09-17T10:32:20.276344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067076
observed eb9193874f96e28602bd48fd98351453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.260384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067076/manifest.json
observed f90ae688dd59a591bb9323b5ed85999f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.242905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067076/publication.md
observed 95c072dd6369712c2802679b70340fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.225265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067076/publication.txt
observed b12b282c55ba662cb4149f3156b3dca0...
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.