OpenTechnical

OT-2026-000064774

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000064774) never changes.

Identity and time

Publication numberOT-2026-000064774 · never reused
Internal UUID01a0ae8d-deba-7d14-9e2a-2ef0f3ae4c52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064774
StatusPUBLIC

Content hashes

Canonical textf477b84556b4e46d2dbfdcc557701ccc90cd7cd8e3852daef66631fffac98c7e
Markdowne8e97bd0abc3dfe62a778144e53f662ae43690853d5a3d577fc5100778bbc33e
PDF
Publication page17133ca7686a772597c27b515c1a7df7b2ee46309aa72fe6344fead3f8e12fca
Manifest0082f51282591062e8b849b1b10bf54081855ea6ac2efbb9382169e3956b806c

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
SignatureGdABgf6acYoaAkF6/+4P6V0KMr+e6DV2Gj4ZD4bcZxhWa/aXDOlBJnKWM8mPIn+s2KiIiUEuO3tufYAWmXG2AA==
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

2026-09-17T10:35:39.753445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064774
observed 17133ca7686a772597c27b515c1a7df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.735609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064774/manifest.json
observed 0082f51282591062e8b849b1b10bf540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.717120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064774/publication.md
observed e8e97bd0abc3dfe62a778144e53f662a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.699814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064774/publication.txt
observed f477b84556b4e46d2dbfdcc557701ccc...
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.