OpenTechnical

OT-2026-000017449

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017449) never changes.

Identity and time

Publication numberOT-2026-000017449 · never reused
Internal UUID01a0ae6e-76c9-77fc-aff0-3519f8f4017f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017449
StatusPUBLIC

Content hashes

Canonical text0e9558f6174e837a1f604c10ada0daf8c120fb30ff5cddd6f9d40b7633dc97c4
Markdownef34f07d5fad8d0c35685d7fd75272557ed18e9e46bebaa814bdff985603d1db
PDF
Publication pagecb24997d74af680a148463e551a7d0738ac5a29e14b3bfdca12bfacc3119e931
Manifest1c0a74525ec8a3e3390479df3f880b7394e5f97b29dcab9f3919823e80c39d99

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
SignatureTZWDsdAq850c/lWtTxgA9x7msK/viFJZEU6wpIQQFjdiHh9h4RasadwooKsb9UDV/c4eHxynrT1DmUwydQu7CQ==
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

2026-09-17T12:02:35.095467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017449
observed cb24997d74af680a148463e551a7d073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.078937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017449/manifest.json
observed 1c0a74525ec8a3e3390479df3f880b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.062856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017449/publication.md
observed ef34f07d5fad8d0c35685d7fd7527255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.045749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017449/publication.txt
observed 0e9558f6174e837a1f604c10ada0daf8...
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.