OpenTechnical

OT-2026-000062545

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000062545) never changes.

Identity and time

Publication numberOT-2026-000062545 · never reused
Internal UUID01a0ae8c-0ac1-73a3-aa62-c6dba3b43c20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062545
StatusPUBLIC

Content hashes

Canonical text0ab8b3b8f6dd683b6b31e187557d8e8613e2c079b31dfff7c9fb61a9d5d813df
Markdown9233b84cf309e4f27427c75bfc0232c074bbdff3ef7c887a2b820e8e7dd03385
PDF
Publication paged45d6c24406e3c0ce980de7a33d1850fd73bd9264a10c8f8f9554a884f848bce
Manifest1d0d4a2039b6aa7390bdf1bbf564b5c696931701dff9c042ce3f116e6519f17d

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
SignatureNr3PxQEu5Utx/ngVbNksSZv93abTpq4n4relxGlOL84bUfWfBH3Mya3wdpXaWTO30LHJWPP+W03F9sVIUtYjBw==
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

2026-09-17T10:40:00.676079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062545
observed d45d6c24406e3c0ce980de7a33d1850f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.657334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062545/manifest.json
observed 1d0d4a2039b6aa7390bdf1bbf564b5c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.635134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062545/publication.md
observed 9233b84cf309e4f27427c75bfc0232c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.615665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062545/publication.txt
observed 0ab8b3b8f6dd683b6b31e187557d8e86...
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.