Pith Number

pith:CAXT3DJ4

pith:2019:CAXT3DJ4VZKYZ4JAFASCD2MRUE

not attested not anchored not stored refs pending

Approximating the Ideal Observer and Hotelling Observer for binary signal detection tasks by use of supervised learning methods

Hua Li, Mark A. Anastasio, Weimin Zhou

arxiv:1905.06330 v1 · 2019-05-15 · eess.SP · cs.CV · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CAXT3DJ4VZKYZ4JAFASCD2MRUE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:46:02.731657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

102f3d8d3cae558cf120282421e991a1305bd5797988dadb89dbe14525ba3c88

Aliases

arxiv: 1905.06330 · arxiv_version: 1905.06330v1 · doi: 10.48550/arxiv.1905.06330 · pith_short_12: CAXT3DJ4VZKY · pith_short_16: CAXT3DJ4VZKYZ4JA · pith_short_8: CAXT3DJ4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CAXT3DJ4VZKYZ4JAFASCD2MRUE \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 102f3d8d3cae558cf120282421e991a1305bd5797988dadb89dbe14525ba3c88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e225fbc6e716ed983b84876679d050fbce762cb361324c161dcd691d882c7817",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-05-15T03:19:29Z",
    "title_canon_sha256": "b8aea287dec36a54e45b7c31e16a3b7b3d28ad765f22124c8717884493b9e5ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06330",
    "kind": "arxiv",
    "version": 1
  }
}