Pith Number

pith:3R7KUTX5

pith:2010:3R7KUTX5NDGLKI4J7D5DLEBVDB

not attested not anchored not stored refs pending

Construction and evaluation of classifiers for forensic document analysis

Andrea C. Lamas, Christopher P. Saunders, Donald T. Gantz, John J. Miller, Linda J. Davis

arxiv:1004.0678 v2 · 2010-04-05 · stat.AP · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3R7KUTX5NDGLKI4J7D5DLEBVDB}

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	2026-05-18T02:24:17.548732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc7eaa4efd68ccb52389f8fa35903518572a1d7aa8bb7a8c812ee5ff0be421f3

Aliases

arxiv: 1004.0678 · arxiv_version: 1004.0678v2 · doi: 10.48550/arxiv.1004.0678 · pith_short_12: 3R7KUTX5NDGL · pith_short_16: 3R7KUTX5NDGLKI4J · pith_short_8: 3R7KUTX5

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/3R7KUTX5NDGLKI4J7D5DLEBVDB \
  | 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: dc7eaa4efd68ccb52389f8fa35903518572a1d7aa8bb7a8c812ee5ff0be421f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36a3e7782f00c29c05aac2f27139c98bf001a2a063d60b867574afe33a2e2c69",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2010-04-05T18:39:27Z",
    "title_canon_sha256": "d1e12e54302df3aea9e1cc882f99ee627f54bd6517321af5d42a2fa7a3acbdaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0678",
    "kind": "arxiv",
    "version": 2
  }
}