Pith Number

pith:WN4RH7IC

pith:2013:WN4RH7ICCAC6ZAA2L56JW2SGNN

not attested not anchored not stored refs pending

Qualitative detection of oil adulteration with machine learning approaches

Feng Wang, Qiang Lu, Quan-gong Huo, Xiao-Bo Jin

arxiv:1305.3149 v1 · 2013-05-14 · cs.CE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WN4RH7ICCAC6ZAA2L56JW2SGNN}

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	2026-05-18T03:25:44.645930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b37913fd021005ec801a5f7c9b6a466b72d16e7d7a0a512a9a10e0a91525aa0e

Aliases

arxiv: 1305.3149 · arxiv_version: 1305.3149v1 · doi: 10.48550/arxiv.1305.3149 · pith_short_12: WN4RH7ICCAC6 · pith_short_16: WN4RH7ICCAC6ZAA2 · pith_short_8: WN4RH7IC

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/WN4RH7ICCAC6ZAA2L56JW2SGNN \
  | 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: b37913fd021005ec801a5f7c9b6a466b72d16e7d7a0a512a9a10e0a91525aa0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24c406822ecd19fab836158a9a294d329af01eef03c0f41c877c0a46b5d1cab7",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2013-05-14T13:23:19Z",
    "title_canon_sha256": "2e837e22567d9ca5e14d411a7e0ce4bbf79d2d24ffb53a92a9ad7e625611a6bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3149",
    "kind": "arxiv",
    "version": 1
  }
}