OpenTechnical

OT-2026-000019792

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000019792) never changes.

Identity and time

Publication numberOT-2026-000019792 · never reused
Internal UUID01a0ae6f-1fb5-7f32-abb4-f39104757dcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019792
StatusPUBLIC

Content hashes

Canonical text2458b352c7efc35fb8ebc9dd709fd4d6afc216ae61392e821eabb5436c623a22
Markdowne4204f02fb2912476c4e324cc7691495b1921a2bd51f6b509401391a44f2d538
PDF
Publication pageb5e3c7740fe0c63dd4de7ab6be923473a264d06b12e102efba9f37791dfb3ca4
Manifest5d0c2064ef2443c6c4f250827638b31c2050e63993e04d7e9f51bd6ec12eda13

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
SignaturepNAuJgtux0CJiXcFA//MzqAs9tfqwE5OfSKwaHWFG0MBori7tisvY90dE4TcS15iN3DyyAyWtTNnIjtoafKuBw==
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

2026-09-17T11:57:58.390829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019792
observed b5e3c7740fe0c63dd4de7ab6be923473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:58.368824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019792/manifest.json
observed 5d0c2064ef2443c6c4f250827638b31c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:58.348926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019792/publication.md
observed e4204f02fb2912476c4e324cc7691495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:58.329573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019792/publication.txt
observed 2458b352c7efc35fb8ebc9dd709fd4d6...
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.