OpenTechnical

OT-2026-000079613

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, sustained 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-2026-000079613) never changes.

Identity and time

Publication numberOT-2026-000079613 · never reused
Internal UUID01a0ae96-0b92-7442-ba88-bced7a0c8445 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079613
StatusPUBLIC

Content hashes

Canonical text8ec36acb720f3018c3924fa6fc631b6812b073475fff0f3800be782708fac783
Markdown3573710a121f54523163a1abd1ade1c462fbeed76660ce5d3c0eafa19791a851
PDF
Publication pagece329fcf18d43602e1c6eff4cc39f7622e1985ce39c3374495e0b27eb71334ef
Manifestf9b35aaf610a9742ed3daaa817ee666925d12d12fbeb5ec232c7ff25f6884299

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
Signature8Mu5xLF8AeERNb4YKtcJTVjp410uwOubaHgV10OEJ/YTx72eyAAe1+wP2syqAYmrV4MdYZfgFBZL+hDyymTsBA==
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

2026-09-17T10:05:16.444402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079613
observed ce329fcf18d43602e1c6eff4cc39f762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.423627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079613/manifest.json
observed f9b35aaf610a9742ed3daaa817ee6669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.405892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079613/publication.md
observed 3573710a121f54523163a1abd1ade1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.388235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079613/publication.txt
observed 8ec36acb720f3018c3924fa6fc631b68...
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.