Pith Number

pith:6CC3M7AQ

pith:2019:6CC3M7AQQP4BFYSHMMDD6J5LFC

not attested not anchored not stored refs pending

Ranking in Genealogy: Search Results Fusion at Ancestry

Azadeh Moghtaderi, Fengjie Alex Li, Gann Bierner, Peng Jiang, Ruhan Wang, Yingrui Yang (co-first authors)

arxiv:1903.00099 v1 · 2019-02-27 · cs.IR · 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{6CC3M7AQQP4BFYSHMMDD6J5LFC}

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	2026-05-17T23:52:20.934531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f085b67c1083f812e24763063f27ab28bf59c92156d74ed0e35c4ba5d02bdb9f

Aliases

arxiv: 1903.00099 · arxiv_version: 1903.00099v1 · doi: 10.48550/arxiv.1903.00099 · pith_short_12: 6CC3M7AQQP4B · pith_short_16: 6CC3M7AQQP4BFYSH · pith_short_8: 6CC3M7AQ

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/6CC3M7AQQP4BFYSHMMDD6J5LFC \
  | 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: f085b67c1083f812e24763063f27ab28bf59c92156d74ed0e35c4ba5d02bdb9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15c697b4a8933b76477bcbd062ddd8b7265cd094fa1571cc124b7dbd49d98e97",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-02-27T08:02:33Z",
    "title_canon_sha256": "917d442ede1027d5cfb62f32bd6b7c10b0d130447db8450d489ee34101a18b7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00099",
    "kind": "arxiv",
    "version": 1
  }
}