OpenTechnical

OT-2026-000031127

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000031127) never changes.

Identity and time

Publication numberOT-2026-000031127 · never reused
Internal UUID01a0ae74-87aa-7cd5-9f1b-9e811dcf1ff3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031127
StatusPUBLIC

Content hashes

Canonical text398e4aa0f61dee20ce0ca37ed7c7a5c5d033c5ab6e8a21415d19849dd1ab4a47
Markdowncc14ed68184c5279c7513950d25dc32dcfa787e297a6a7fae07307f9446c444b
PDF
Publication page43d4e11688704d56a2dd347c86d325af316e5672008ddc9bc76854e1295cde69
Manifesta57a40e4d806e596f2de2bec3bc5c4959c04b958a51285efa22748337b2d111c

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
SignaturemZChwwrWBuhBoYWMC8dQha9KnZqygdg1MLnG6TMa9YTpQBW3VYEH3zlWO93eYfOTVHq6D3Vzrv06nSosJCoABg==
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

2026-09-17T11:35:33.835431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031127
observed 43d4e11688704d56a2dd347c86d325af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:33.815729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031127/manifest.json
observed a57a40e4d806e596f2de2bec3bc5c495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:33.797635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031127/publication.md
observed cc14ed68184c5279c7513950d25dc32d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:33.779724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031127/publication.txt
observed 398e4aa0f61dee20ce0ca37ed7c7a5c5...
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.