OpenTechnical

OT-2026-000056920

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000056920) never changes.

Identity and time

Publication numberOT-2026-000056920 · never reused
Internal UUID01a0ae87-7af9-726d-82f0-17926e471f0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056920
StatusPUBLIC

Content hashes

Canonical text9007ac31569cb670b1160c5389c8f987d38246de179b6ebb8871ecbab56838dd
Markdown5e8bfedc06ed35be38cced10f23e17bfa63b5eb34adca6ba3441d4d63f3a273d
PDF
Publication pageae4f49e549041e0e14c145c766599f83121891c09c4a235db09b3552757baf37
Manifesta0eff015ffdeea6f92efa73bf1603ac3bc8251a2cba4c2bcaa9abb87bbb4a81b

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
SignatureTka1/eD9EOEKxuEocLaXv0UMAqZcykB/i5RmWgzgUOTs2KUw87QL4mKZgk/Y2uemF58n7Mn0gpz3dmcGiloiDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:27.917008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056920
observed ae4f49e549041e0e14c145c766599f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.900594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056920/manifest.json
observed a0eff015ffdeea6f92efa73bf1603ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.883638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056920/publication.md
observed 5e8bfedc06ed35be38cced10f23e17bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.867319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056920/publication.txt
observed 9007ac31569cb670b1160c5389c8f987...
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.