OpenTechnical

OT-2026-000047072

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000047072) never changes.

Identity and time

Publication numberOT-2026-000047072 · never reused
Internal UUID01a0ae7e-d0f8-7d03-83f8-873b9067fa6a · 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-2026-000047072
StatusPUBLIC

Content hashes

Canonical textaa859e59a20ac495487417238e36586d8752d5c39986357fd46b0622a64493bc
Markdownbadd1ce1aeb203fb88b195e2aa48ffebdf09e9b658fb5e96286f6625e4cab457
PDF
Publication page910a88f7844d44e70f9ac9a75cbd2a38825d1b2dc06d25f7433c002863a012f4
Manifestc2a19490b51bdc80e6b10a304c75593cf514ab846ea6b4a24ff44bfda256a203

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
Signatureui3i12cdRN+sSm1FaNMwGLu7HsXNkqnBr0OzKw60EFVVdvRR2uks0yrimHhHEySnEYSPisj4Vk08sTYvS7YxCA==
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

2026-09-17T11:10:22.761125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072
observed 910a88f7844d44e70f9ac9a75cbd2a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.737920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072/manifest.json
observed c2a19490b51bdc80e6b10a304c75593c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.703568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072/publication.md
observed badd1ce1aeb203fb88b195e2aa48ffeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.681157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072/publication.txt
observed aa859e59a20ac495487417238e36586d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.909175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072
observed 910a88f7844d44e70f9ac9a75cbd2a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.887040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072/manifest.json
observed c2a19490b51bdc80e6b10a304c75593c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.867858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072/publication.md
observed badd1ce1aeb203fb88b195e2aa48ffeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.848430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047072/publication.txt
observed aa859e59a20ac495487417238e36586d...
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.