OpenTechnical

OT-2026-000084697

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000084697) never changes.

Identity and time

Publication numberOT-2026-000084697 · never reused
Internal UUID01a0ae98-e25d-796d-baad-9cf76bfcb10d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084697
StatusPUBLIC

Content hashes

Canonical text8fe16779f767ed6b8c941ee1adf94945ee82ec9d8edaa2a61b89aaf89e1d0d37
Markdown566a2b499d38b3c7cc4d91189e7eb90b92e60b20df853b750b251f03cdd48c94
PDF
Publication pageb97f9e9ac1da299100ab46a483a30f294790ce5b573f3fdec197610004b7aed1
Manifest0e02e1b6c7579a92ba9ba0a39f870d6b65b3e00b8ee705716ce257fd66c44c87

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
SignatureHklCLkxZMbe6koBy/vAh6e1ykUpaIcFc/udEnf335tT1KIIo/6IsrXw8rgWc9f4Wgi3u9IY4sCg/MO/Mqq8XCQ==
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

2026-09-17T09:55:37.699336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084697
observed b97f9e9ac1da299100ab46a483a30f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.681428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084697/manifest.json
observed 0e02e1b6c7579a92ba9ba0a39f870d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.662462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084697/publication.md
observed 566a2b499d38b3c7cc4d91189e7eb90b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.643255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084697/publication.txt
observed 8fe16779f767ed6b8c941ee1adf94945...
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.