OpenTechnical

OT-2026-000017069

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000017069) never changes.

Identity and time

Publication numberOT-2026-000017069 · never reused
Internal UUID01a0ae6e-591b-7138-aae3-91f2d31a39b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017069
StatusPUBLIC

Content hashes

Canonical text9a40e48b032f21d12fb0c329fb09e47f7de6f6224ad2520547ad0c20f6271f55
Markdownd595d28f067f265bf7104e035577b3263b26beebb61411ba03cb2211568c62ad
PDF
Publication pageaf18d98cc14709718c1b657b765ca9ef89fbef742d281995983289cc04f1d74d
Manifest8fb74f069e4af2589bf09ecf32b81789a8f6c8bda9d40d301e8b8896c0474205

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
SignatureW4RzR+zQSyWzvtkGdrkuJ6ANqtCjkIltHYShhVKlG5XY/9hUj0y7iYSSc18BSJ9JunLIwOgLronRC6qLu29YDQ==
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

2026-09-17T12:03:29.347087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017069
observed af18d98cc14709718c1b657b765ca9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.330783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017069/manifest.json
observed 8fb74f069e4af2589bf09ecf32b81789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.313896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017069/publication.md
observed d595d28f067f265bf7104e035577b326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.297746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017069/publication.txt
observed 9a40e48b032f21d12fb0c329fb09e47f...
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.