OpenTechnical

OT-2026-000097941

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000097941) never changes.

Identity and time

Publication numberOT-2026-000097941 · never reused
Internal UUID01a0aea1-92f7-7d19-b31f-899c89595275 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097941
StatusPUBLIC

Content hashes

Canonical textf67a62b2afeed23be935b5aabd172231915edd501580a04c95807ff956335e83
Markdown8660c497c794443fd6ffa41751e50bde7a6a2019024ec42f860676d16776a433
PDF
Publication pagea785435d9c8fbf8f23dd47d371d400010683ee64791c5626c9bdb84d891aeae7
Manifest6a2a41590a34a1845c2de11bc9f8c411d29d0795e74f81b0c0118767f5af5422

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
SignatureMmsMcbpswAc8m4zVFQdo3chbiEaiTwBlaU0LAsw2hp1WxhUSnLUxznz4qXQ3b2txEfiBtHDtpxz6zck4e3R8AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:04.528828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097941
observed a785435d9c8fbf8f23dd47d371d40001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.510972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097941/manifest.json
observed 6a2a41590a34a1845c2de11bc9f8c411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.493890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097941/publication.md
observed 8660c497c794443fd6ffa41751e50bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.476525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097941/publication.txt
observed f67a62b2afeed23be935b5aabd172231...
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.