OpenTechnical

OT-2026-000047020

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000047020) never changes.

Identity and time

Publication numberOT-2026-000047020 · never reused
Internal UUID01a0ae7e-d0f7-7120-87ab-81b35973fb01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047020
StatusPUBLIC

Content hashes

Canonical text0b5d5197ade16326db4ba22cb942aa26ee9a239a582a0b9fc3ab502740d1a38b
Markdown6643b283fecc0a1b82ebe6b9a8285bd1cac981749e0f2257f00fcf42ac40ad85
PDF
Publication page40cac28033e3dfbc6e52d07e9c28e6f76d6beb948a3cb1bdf8d8ba15e9d86412
Manifest923c0a2c068358683325a11c27f1664bc42a3593ec0b46ba894521e6e5009a98

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
SignatureMs0uFS5kRtmPdBxOUJXXdCNFuxT0GgZF0MPtNFg3k5x3TV1msJry2a8nIAR8OB5T4FEGR/JzRg3wFAqb1+CUCw==
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

2026-09-17T11:10:18.078989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020
observed 40cac28033e3dfbc6e52d07e9c28e6f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.060031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020/manifest.json
observed 923c0a2c068358683325a11c27f1664b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.042479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020/publication.md
observed 6643b283fecc0a1b82ebe6b9a8285bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.023919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020/publication.txt
observed 0b5d5197ade16326db4ba22cb942aa26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.716637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020
observed 40cac28033e3dfbc6e52d07e9c28e6f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.698133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020/manifest.json
observed 923c0a2c068358683325a11c27f1664b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.678068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020/publication.md
observed 6643b283fecc0a1b82ebe6b9a8285bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.660036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047020/publication.txt
observed 0b5d5197ade16326db4ba22cb942aa26...
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.