Pith Number

pith:BFSSER3F

pith:2017:BFSSER3FPAPC6INYFC2EF3UQTG

not attested not anchored not stored refs pending

Matrix and Graph Operations for Relationship Inference: An Illustration with the Kinship Inference in the China Biographical Database

Chao-Lin Liu, Hongsu Wang

arxiv:1709.02968 v1 · 2017-09-09 · cs.DL · cs.CL · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BFSSER3FPAPC6INYFC2EF3UQTG}

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	2026-05-18T00:35:39.880209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0965224765781e2f21b828b442ee9099b700e38ced3d40db9730ead839a44a11

Aliases

arxiv: 1709.02968 · arxiv_version: 1709.02968v1 · doi: 10.48550/arxiv.1709.02968 · pith_short_12: BFSSER3FPAPC · pith_short_16: BFSSER3FPAPC6INY · pith_short_8: BFSSER3F

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/BFSSER3FPAPC6INYFC2EF3UQTG \
  | 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: 0965224765781e2f21b828b442ee9099b700e38ced3d40db9730ead839a44a11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa0f905be35c03d49b2a4f6d3f9a96fdc735203e7d54be7da8600f5ccb40abdf",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2017-09-09T16:01:08Z",
    "title_canon_sha256": "534e7f8b1b27dba9a0698754b459fdde4f852fbf607434572eea20f3fb4f1a23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02968",
    "kind": "arxiv",
    "version": 1
  }
}