Pith Number

pith:VFJ47JVO

pith:2013:VFJ47JVOQD7WFRLFFSUW63YHVJ

not attested not anchored not stored refs pending

Guess-And-Verify Heuristics for Reducing Uncertainties in Expert Classification Systems

Jr., Lawrence Davis, Louis Anthony Cox, Yuping Qiu

arxiv:1303.5425 v1 · 2013-03-13 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFJ47JVOQD7WFRLFFSUW63YHVJ}

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	2026-05-18T03:30:04.271718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a953cfa6ae80ff62c5652ca96f6f07aa5e419153bae863381f6e7618fd2f1517

Aliases

arxiv: 1303.5425 · arxiv_version: 1303.5425v1 · doi: 10.48550/arxiv.1303.5425 · pith_short_12: VFJ47JVOQD7W · pith_short_16: VFJ47JVOQD7WFRLF · pith_short_8: VFJ47JVO

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/VFJ47JVOQD7WFRLFFSUW63YHVJ \
  | 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: a953cfa6ae80ff62c5652ca96f6f07aa5e419153bae863381f6e7618fd2f1517

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03c304d0428f7785255177a3698130ea7ed07a6fbd0d48bab2f0690dcb846f74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-03-13T12:54:46Z",
    "title_canon_sha256": "69fcc5a2ad1fdce6ef23832ecd70c4a210baef1c4c4203cfaad8a8990b15e4c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5425",
    "kind": "arxiv",
    "version": 1
  }
}