OpenTechnical

OT-2026-000063579

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000063579) never changes.

Identity and time

Publication numberOT-2026-000063579 · never reused
Internal UUID01a0ae8c-f945-723c-8189-8ce2dc6df208 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063579
StatusPUBLIC

Content hashes

Canonical text8c867248919cb4a51a26e9389667f27bd27a9a5dd59740581147d6583d14d5cb
Markdown9b3bd74ed2b3bc67023dca63ad706dd9abe1ee0c42a78c17d4ec54ed35a1187b
PDF
Publication page53b76e3893efb82edb0808180af31d51bfae58f19bad0f4be9d24ac8bee3cfab
Manifestfc4d42b70e51cac2f572eeefe024f7e02f72ae9c663de490dd19cf2a8a650aae

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
SignatureGx5T7FfYUwfBDhhLriLwG3rB4D2EZ9a5ZferekvlDxgbixNMKYoc6Z+hI3uaqgWxpvdMagO141ogTMvrsFFrCQ==
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

2026-09-17T10:37:35.539664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063579
observed 53b76e3893efb82edb0808180af31d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.521928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063579/manifest.json
observed fc4d42b70e51cac2f572eeefe024f7e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.503421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063579/publication.md
observed 9b3bd74ed2b3bc67023dca63ad706dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.484925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063579/publication.txt
observed 8c867248919cb4a51a26e9389667f27b...
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.