OpenTechnical

OT-2026-000020584

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000020584) never changes.

Identity and time

Publication numberOT-2026-000020584 · never reused
Internal UUID01a0ae6f-437c-758b-b699-d91f5882189e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020584
StatusPUBLIC

Content hashes

Canonical texta2c3f4a69078724416eb22521f71ca41b6b92548257c580fd08df7c12428fded
Markdown2bb0bb53471c9e5e5c81973367960e2f581bae24be31a97231f1dedc0a5af701
PDF
Publication page1ab98aa5619d33ed1dcfb3ac982a2abc90da3e5057aa30a41bbee309be6e1e62
Manifest4b8ac3c07a98926e123edf559f91ff37817dfdc2bf9b68a2786e01ad2b303603

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
SignatureJkCxcGZ4SQqnnYQHgojs6Eu0177WZCsqwuwfEJwfFq7jNA2tckkosNHTTYrhrdLFe2B8iYmiLMN8ShVgytkJBg==
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

2026-09-17T12:00:43.113681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584
observed 1ab98aa5619d33ed1dcfb3ac982a2abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.093459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584/manifest.json
observed 4b8ac3c07a98926e123edf559f91ff37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.069923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584/publication.md
observed 2bb0bb53471c9e5e5c81973367960e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.050605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584/publication.txt
observed a2c3f4a69078724416eb22521f71ca41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.375985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584
observed 1ab98aa5619d33ed1dcfb3ac982a2abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.357317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584/manifest.json
observed 4b8ac3c07a98926e123edf559f91ff37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.340680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584/publication.md
observed 2bb0bb53471c9e5e5c81973367960e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.323764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020584/publication.txt
observed a2c3f4a69078724416eb22521f71ca41...
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.