OpenTechnical

OT-2026-000014932

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000014932) never changes.

Identity and time

Publication numberOT-2026-000014932 · never reused
Internal UUID01a0ae6d-d095-7cb5-90b1-e29788ea6939 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014932
StatusPUBLIC

Content hashes

Canonical textc40f4d26956a15a0785df7d914f36f22da1bc650cd4b9b0a5b975ac39b0d15cb
Markdowna4f804f5e7ceaf8eb0d6e7b9ffd05b8e37632f81426bb9fd50650dfec6dc23fe
PDF
Publication pagecc0eee7d18a69fdce997927a117e9f7c72cc7ed3a0c6f4c729a5c8257f239ecd
Manifest3e9e422efa39ca3b31bab4bee0c16aa2042b04884a03cd3daf6a5bdf0c0d7018

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
SignatureEytMwr5MGVDMkibo2oolilqCTk4Yg6Ehyosww/kqJGDjDI7g6YJCVt9VAjZqg4oLTIvJMLGs2KkAvL6D+3mTBQ==
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

2026-09-17T12:06:52.489196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014932
observed cc0eee7d18a69fdce997927a117e9f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.468782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014932/manifest.json
observed 3e9e422efa39ca3b31bab4bee0c16aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.447258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014932/publication.md
observed a4f804f5e7ceaf8eb0d6e7b9ffd05b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.428778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014932/publication.txt
observed c40f4d26956a15a0785df7d914f36f22...
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.