OpenTechnical

OT-2026-000078001

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078001) never changes.

Identity and time

Publication numberOT-2026-000078001 · never reused
Internal UUID01a0ae95-2ed1-71ac-acca-988858c467d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078001
StatusPUBLIC

Content hashes

Canonical text69877e51a78217f8be692a59e90f157f0d7c0ce233790b5ed823cbf4935b3db2
Markdown80cb79b17dd85012d7c90c76419804860c5cc237208072d56c74f1f4d1612fee
PDF
Publication page3d4891f531d1381c82a6a1733f459dffb92bd0195c71f4a6ebc2ab7db39c39b1
Manifest3feb68e8d7d2d501da17df1731b138d2df10d3c76c229a3d39ed0a4e103cf391

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
Signature+5oYLd/W6bIvhleelm4J1O+HB4JKUk+m+bBaeDJDrihlsf+lYKnODuVCZYq2JvORoCM57jg44uzTeqLyt7sbBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:10:27.995076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001
observed 3d4891f531d1381c82a6a1733f459dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:27.976979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001/manifest.json
observed 3feb68e8d7d2d501da17df1731b138d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:27.958944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001/publication.md
observed 80cb79b17dd85012d7c90c7641980486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:27.938291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001/publication.txt
observed 69877e51a78217f8be692a59e90f157f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.296200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001
observed 3d4891f531d1381c82a6a1733f459dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.277597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001/manifest.json
observed 3feb68e8d7d2d501da17df1731b138d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.258122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001/publication.md
observed 80cb79b17dd85012d7c90c7641980486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.238800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078001/publication.txt
observed 69877e51a78217f8be692a59e90f157f...
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.