OpenTechnical

OT-2026-000026314

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000026314) never changes.

Identity and time

Publication numberOT-2026-000026314 · never reused
Internal UUID01a0ae71-f4a6-77e5-87ee-e453be0a974c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026314
StatusPUBLIC

Content hashes

Canonical textdcaa64014349ce8b6af5e54ea25621c66da22a25b129162717b05060264463d6
Markdownb5fae09631afe67cb89102998f3bf2e870772d15d434b6da8ce01c768ab5724f
PDF
Publication page9dd55d1bd5dd248c53dbd5952112224111877b6d23304aae60d84d7fef29ff6b
Manifest7c3ec517fb8d82c22199af89106cf96f5e960781afe0a19ee8b7322d9f46d093

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
SignatureZ+6Mr8nXcIH1zaH3NWTGvJUkK2N6VXOvT8rYZR0ltKCRlulZ2Y5KC6UfVzTqqh+sV3VnJrOWfJ3XDaNtF5eYBw==
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

2026-09-17T11:44:16.076189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026314
observed 9dd55d1bd5dd248c53dbd59521122241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.060594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026314/manifest.json
observed 7c3ec517fb8d82c22199af89106cf96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.043503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026314/publication.md
observed b5fae09631afe67cb89102998f3bf2e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.026337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026314/publication.txt
observed dcaa64014349ce8b6af5e54ea25621c6...
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.