OpenTechnical

OT-2026-000024858

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained blow-off before 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-2026-000024858) never changes.

Identity and time

Publication numberOT-2026-000024858 · never reused
Internal UUID01a0ae71-2727-7428-ad43-b0ff90bca342 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024858
StatusPUBLIC

Content hashes

Canonical textd278ca0763ca4644a1acab9fc75c361343f4ac26b629a8ee19210490a2bd56b7
Markdown0af409de00f6df9945577e3c083b487e8df174596afb380fc4a45dc28954474a
PDF
Publication pageebf483dfa5aa181b94dd1286e4f4483370a74de948aaa8307ba0408a3d6d69f6
Manifest6d04a0ade1de9139c9ab2a853b168318f895f5aca32300abb446c85b35914a4f

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
SignaturekBpmSnpPIroVaALeIV+StyOHdljVTbZURusF7Nia2e3X3ca4kFsJq6ySU/Vh3OQvr1EMj01L2/7Bam8mf1QFBQ==
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

2026-09-17T11:48:10.352905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024858
observed ebf483dfa5aa181b94dd1286e4f44833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:10.335002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024858/manifest.json
observed 6d04a0ade1de9139c9ab2a853b168318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:10.317823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024858/publication.md
observed 0af409de00f6df9945577e3c083b487e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:10.301491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024858/publication.txt
observed d278ca0763ca4644a1acab9fc75c3613...
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.