OpenTechnical

OT-2026-000047714

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000047714) never changes.

Identity and time

Publication numberOT-2026-000047714 · never reused
Internal UUID01a0ae7f-c41f-7330-8f62-7df38856b2fe · 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-2026-000047714
StatusPUBLIC

Content hashes

Canonical textc0b7481f44b992ee2d37a090d47545ae3e5176f66a4bcd27996a6f5e7fc02fbf
Markdown732eed62cbf02ebbc62a134a43e62896c52b31aac551866cab8b880c5959da32
PDF
Publication page0bd81e6e35692e03e56097a3e7df27bf7672f158fad4576e819a10a6f64b1d57
Manifest9233230333e6880756bcd32694938e3a364a3bd17bb4b2e5bd3f79476c4a8ea9

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
SignatureKIGas0uqalacEGkadGN8hqGiumFjMOo0Dd6T5tXA9Ogp0vhvXd4aW7RSyo5JkQaSLx5e12LJn+Gw3G4lrWNdAw==
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

2026-09-17T11:05:34.717981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047714
observed 0bd81e6e35692e03e56097a3e7df27bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.700554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047714/manifest.json
observed 9233230333e6880756bcd32694938e3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.680924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047714/publication.md
observed 732eed62cbf02ebbc62a134a43e62896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.661559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047714/publication.txt
observed c0b7481f44b992ee2d37a090d47545ae...
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.