OpenTechnical

OT-2026-000018846

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000018846) never changes.

Identity and time

Publication numberOT-2026-000018846 · never reused
Internal UUID01a0ae6e-d521-70f0-8da8-ea4d814dfcc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018846
StatusPUBLIC

Content hashes

Canonical text0865c47436e010a39e31c477440f076be16dcfdeb9050376392e3e5306227fb4
Markdownc461340470078be1403498ceb884e9424cdc5f8dcbac0dcb0d7482911a6f231d
PDF
Publication pagedf432677397300fec4a4d69eb8522bd44f93fc8c8a3ed91633aab4e9a736fb8a
Manifestb9ab4f8cb2524f8d1510edcb5c0c21c2f4c876f705822cff8e997a34b07e43e9

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
SignaturejYUZGwHdPOAGDES0ngDvJThwLD5zLzUXHMJX7fze3vSvDu+1YGiiBcLhvUmX4+5nkPxs4VHQw9ksJhBzIxIYCw==
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

2026-09-17T11:59:29.079910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018846
observed df432677397300fec4a4d69eb8522bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.060611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018846/manifest.json
observed b9ab4f8cb2524f8d1510edcb5c0c21c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.041988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018846/publication.md
observed c461340470078be1403498ceb884e942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.023074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018846/publication.txt
observed 0865c47436e010a39e31c477440f076b...
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.