OpenTechnical

OT-2026-000051577

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000051577) never changes.

Identity and time

Publication numberOT-2026-000051577 · never reused
Internal UUID01a0ae83-7c81-7f86-a45c-141a304a0a6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051577
StatusPUBLIC

Content hashes

Canonical text4416f9f894e087ba58d9c0fbecd2286cff9c11543e48a8005828c4e52bc75263
Markdown2b7828f0341a9dea79f87727b9c22fd659b9eeed4cdfd4ca270f3a0c4c8717e5
PDF
Publication page4dbaeb53dab66edaf879bf314d3dcf50a160e02554a4a4143330e93959361222
Manifest3c9d497c69024ef3b4705fe2e5183a7fc1762b7ca5d104df7d9a9bac064e5940

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
Signature8/G0xXbWfFDOddSdnDZ0RrXQJx0+/6LvovXCGE7wjrl6+ffCpVPKIojLEJVEOhmKY0cRM2twE5oAZ2B7TC4aDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:25.152664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051577
observed 4dbaeb53dab66edaf879bf314d3dcf50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.136418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051577/manifest.json
observed 3c9d497c69024ef3b4705fe2e5183a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.117761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051577/publication.md
observed 2b7828f0341a9dea79f87727b9c22fd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.099443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051577/publication.txt
observed 4416f9f894e087ba58d9c0fbecd2286c...
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.