OpenTechnical

OT-2026-000058888

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000058888) never changes.

Identity and time

Publication numberOT-2026-000058888 · never reused
Internal UUID01a0ae89-479f-7cce-b69d-ed231e7986a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058888
StatusPUBLIC

Content hashes

Canonical text3c7c44eda92e731bef2e081f99e9520ebc7cb3df2c5aedf883e5f4c13213bde6
Markdown6b2ee400d36a9eab162a4f1dc333d3b1e87c82f5681cb6d9229e707d0fdba771
PDF
Publication pagec383a4102cc85c90d0e903ad9f99525ce67c322648cf80c4a5464c22f2aea47e
Manifesta23d59385926fb1a377bd3747df7908428198160035d9f1cef72fafe3570e16e

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
SignaturedTrf4VtSQOOFUnw4978a5sON9pw4YTxLOUSKlcEAqmKmKBx9SrMxXxdQT0xHN0KVrNKOwGiXFSX4vMLJWGKTBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:26.118115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058888
observed c383a4102cc85c90d0e903ad9f99525c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.098439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058888/manifest.json
observed a23d59385926fb1a377bd3747df79084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.062853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058888/publication.md
observed 6b2ee400d36a9eab162a4f1dc333d3b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.024134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058888/publication.txt
observed 3c7c44eda92e731bef2e081f99e9520e...
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.