Pith Number

pith:TVMOOKMN

pith:2021:TVMOOKMNSQGX3ECAKU3Q7MQVP2

not attested not anchored not stored refs pending

Using Full-text Content of Academic Articles to Build a Methodology Taxonomy of Information Science in China

Chengzhi Zhang, Heng Zhang

arxiv:2101.07924 v1 · 2021-01-20 · cs.DL · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TVMOOKMNSQGX3ECAKU3Q7MQVP2}

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	2026-07-05T02:08:23.357236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d58e7298d940d7d904055370fb2157eac8a29a3ed79ca62fd5ca6c8835dab48

Aliases

arxiv: 2101.07924 · arxiv_version: 2101.07924v1 · doi: 10.48550/arxiv.2101.07924 · pith_short_12: TVMOOKMNSQGX · pith_short_16: TVMOOKMNSQGX3ECA · pith_short_8: TVMOOKMN

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/TVMOOKMNSQGX3ECAKU3Q7MQVP2 \
  | 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: 9d58e7298d940d7d904055370fb2157eac8a29a3ed79ca62fd5ca6c8835dab48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e37a0e4b218b612db86643d6badff1475cf8bc6f9f6cda34c5586737b467fa22",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2021-01-20T01:56:43Z",
    "title_canon_sha256": "2c97377d35f22336c9c0ecd4e94050b58bf4ca273462a269d98522cffe49bb0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.07924",
    "kind": "arxiv",
    "version": 1
  }
}