Pith Number

pith:XNQICTCX

pith:2021:XNQICTCXA3IDL3CQO77LO44MY5

not attested not anchored not stored refs pending

Does the First Response Matter for Future Contributions? A Study of First Contributions

Kenichi Matsumoto, Naomichi Shimada, Noppadol Assavakamhaenghan, Raula Gaikovina Kula, Supatsara Wattanakriengkrai, Takashi Ishio

arxiv:2104.02933 v3 · 2021-04-07 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XNQICTCXA3IDL3CQO77LO44MY5}

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	2026-07-05T08:19:17.594458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb60814c5706d035ec5077feb7738cc7678c6e8877d77259f0fcf948db21c9e4

Aliases

arxiv: 2104.02933 · arxiv_version: 2104.02933v3 · doi: 10.48550/arxiv.2104.02933 · pith_short_12: XNQICTCXA3ID · pith_short_16: XNQICTCXA3IDL3CQ · pith_short_8: XNQICTCX

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/XNQICTCXA3IDL3CQO77LO44MY5 \
  | 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: bb60814c5706d035ec5077feb7738cc7678c6e8877d77259f0fcf948db21c9e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c08d21a9cf00c058b6f6ab7ae49a8968bad86d7fda5ada8655bd31291fb557d6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-04-07T06:08:08Z",
    "title_canon_sha256": "61b688a3660c2bd1dbc0ee2f6a98d3ccad808ced36a70d06209c5c7720fade84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02933",
    "kind": "arxiv",
    "version": 3
  }
}