OpenTechnical

OT-2026-000007326

Publication integrity record

Vacuum cup gripper, three outlet manifold, plant vacuum fed, pressure verified, vented 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-2026-000007326) never changes.

Identity and time

Publication numberOT-2026-000007326 · never reused
Internal UUID01a0a97a-c4c8-7d7e-8ce9-ed24b21f8bed · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:09:50.410607Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007326
StatusPUBLIC

Content hashes

Canonical textd8cea5a3598f1f109200b10f8a89a35dc1bde72fa1c8005ec727a6b52536b3c3
Markdown7edd95057c6c0533a0f4e3343829b2837e0e918707ce5346a5b44198ff4e0712
PDF
Publication pagefbebc3b998bde9ce6956135b1efbc9eb4655311b891b60309b6721da4840f3a5
Manifestcb0678a1ee5a5922970d4214dfc416ef5a9e19518ead05643ad8ac2ad377194d

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
Signaturen4rYEb3bk/OZ5XTT0zy2bPtgEzorb8chqxFR7qce9QlfBI1lSWDpuCSHAE7rmtkS68DJQuc/vaHiHv/8UuEADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:03.670045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007326
observed fbebc3b998bde9ce6956135b1efbc9eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.656575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007326/manifest.json
observed cb0678a1ee5a5922970d4214dfc416ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.644465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007326/publication.md
observed 7edd95057c6c0533a0f4e3343829b283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.631360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007326/publication.txt
observed d8cea5a3598f1f109200b10f8a89a35d...
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.