OpenTechnical

OT-2026-000047717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000047717) never changes.

Identity and time

Publication numberOT-2026-000047717 · never reused
Internal UUID01a0ae7f-c41f-7227-9cf6-1e0928550528 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047717
StatusPUBLIC

Content hashes

Canonical textc1479b311ac52bceb3433ba138c13a1a04c1104aead6cfe4863fe74334f6e53e
Markdowna17ce943ba19cfca7f38f1904dbaceebbaeed5fd972d2bd52bccfb4de6fc3258
PDF
Publication pagef34e876b953b3837a74bf6714cb872f026ca45c46f18bffa27b7a05baf15b424
Manifestae5af3effd569fc550c3cca1f995c1d8206aedfbcbcd0f49060ff7f94a2e1262

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
SignaturelkQbgC8hoGbiFWLMmtoztIUnONjrykYe5tbBioWfyONDQIRZ5i7xHCLy8qkYQHUVRmCc452U5o0BSueozM2wAg==
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

2026-09-17T11:05:35.028936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047717
observed f34e876b953b3837a74bf6714cb872f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:35.007847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047717/manifest.json
observed ae5af3effd569fc550c3cca1f995c1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.956207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047717/publication.md
observed a17ce943ba19cfca7f38f1904dbaceeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.901896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047717/publication.txt
observed c1479b311ac52bceb3433ba138c13a1a...
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.