Pith Number

pith:IBBFZDJD

pith:2015:IBBFZDJDDFQDLNXZYLFR46MQCK

not attested not anchored not stored refs pending

Mining Local Gazetteers of Literary Chinese with CRF and Pattern based Methods for Biographical Information in Chinese History

Chao-Lin Liu, Chih-Kai Huang, Hongsu Wang, Peter K. Bol

arxiv:1511.01556 v1 · 2015-11-04 · cs.CL · cs.DL · cs.IR · 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{IBBFZDJDDFQDLNXZYLFR46MQCK}

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	2026-05-18T00:58:34.640349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40425c8d23196035b6f9c2cb1e799012992bcddee115788016ae37a95662f4df

Aliases

arxiv: 1511.01556 · arxiv_version: 1511.01556v1 · doi: 10.48550/arxiv.1511.01556 · pith_short_12: IBBFZDJDDFQD · pith_short_16: IBBFZDJDDFQDLNXZ · pith_short_8: IBBFZDJD

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/IBBFZDJDDFQDLNXZYLFR46MQCK \
  | 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: 40425c8d23196035b6f9c2cb1e799012992bcddee115788016ae37a95662f4df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b419071df6591370e8cb8d26f86b3a97b2177154ff2c81a1a3e1637127577117",
    "cross_cats_sorted": [
      "cs.DL",
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-11-04T23:39:46Z",
    "title_canon_sha256": "32dc70d63f3004798499860f78155ca453250d674d38e5326dac9950226410a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01556",
    "kind": "arxiv",
    "version": 1
  }
}