OpenTechnical

OT-2026-000079007

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000079007) never changes.

Identity and time

Publication numberOT-2026-000079007 · never reused
Internal UUID01a0ae95-ccbe-76b4-af00-5475ace1a725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079007
StatusPUBLIC

Content hashes

Canonical text468689686f281125f9fb7fea746cad1a8ced4a31b1d3bfd03fbcf3a4af0aedb8
Markdown698e8f1dbb0d82701f67b4bce0e44ea8a4ef56c5f8336c24b4aaa859ee4ace19
PDF
Publication pagefc61ba27aa49d3f77d67a889290c47e440e1367d60b55951737203993d0c73dd
Manifestd4939304098d03505aea80d4fe7d6b6c1226e9bc85225d66f26e2b21b1ec6eb1

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
SignaturedSnXZlcTm0Bug9/3mglxTPdsYNSUbVsw+quFAKRo6jOWR4OebhptbMtvmR5tx/qI9RPW1PXRfEgbHk3G00DlCw==
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

2026-09-17T10:05:50.477744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079007
observed fc61ba27aa49d3f77d67a889290c47e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.458129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079007/manifest.json
observed d4939304098d03505aea80d4fe7d6b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.436365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079007/publication.md
observed 698e8f1dbb0d82701f67b4bce0e44ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.416206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079007/publication.txt
observed 468689686f281125f9fb7fea746cad1a...
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.