OpenTechnical

OT-2026-000044793

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000044793) never changes.

Identity and time

Publication numberOT-2026-000044793 · never reused
Internal UUID01a0ae7c-911b-7737-887c-50ddbc722f18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044793
StatusPUBLIC

Content hashes

Canonical text84bd43ff9b9e62148c619311e6577bbccd06c74690dd8a882b867edcb051acb1
Markdownb1954dacfa4837c24bdfb8df3120d7b2464303e219c26b778c429f1d2b951759
PDF
Publication pagec46e15d8986d2a6cfae76658f667c61ee946330945bf3a3c5fed945958f0c919
Manifest319167a9ede3be39fae46358c1c7ab88c070044660bd3ad2d8f93614aaef64a4

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
SignatureySIL0UbhWHmhFVqCJQT60GNsbp1Sykj8Xx/GI5FEXeZLzokZeGQtPzwVwWBrIstqvgDYipDO/pCDXvt9z82LDA==
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

2026-09-17T11:11:25.309021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044793
observed c46e15d8986d2a6cfae76658f667c61e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.290911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044793/manifest.json
observed 319167a9ede3be39fae46358c1c7ab88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.273232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044793/publication.md
observed b1954dacfa4837c24bdfb8df3120d7b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.255890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044793/publication.txt
observed 84bd43ff9b9e62148c619311e6577bbc...
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.