Pith Number

pith:NDHIZ2TZ

pith:2026:NDHIZ2TZFJUTXWKLYLCEFWN3WE

not attested not anchored not stored refs pending

Identifying unique developers in OSS projects: A family of models

Alexander Bakhtin, Davide Taibi, Matteo Esposito, Ruoyu Su, Valentina Lenarduzzi

arxiv:2606.08096 v1 · 2026-06-06 · 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{NDHIZ2TZFJUTXWKLYLCEFWN3WE}

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	2026-06-09T01:05:26.281624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68ce8cea792a693bd94bc2c442d9bbb10a74ff0ca9d6c6a0b389a839a2592615

Aliases

arxiv: 2606.08096 · arxiv_version: 2606.08096v1 · doi: 10.48550/arxiv.2606.08096 · pith_short_12: NDHIZ2TZFJUT · pith_short_16: NDHIZ2TZFJUTXWKL · pith_short_8: NDHIZ2TZ

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/NDHIZ2TZFJUTXWKLYLCEFWN3WE \
  | 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: 68ce8cea792a693bd94bc2c442d9bbb10a74ff0ca9d6c6a0b389a839a2592615

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb3d431b28dae66aaf1a9752b6f7e7995dc8d26db3ddb39e181ae0c580e28e8e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-06-06T10:48:28Z",
    "title_canon_sha256": "1803ca436033c1a293351d5084287a8c3dba977e7ea723b4758d9be303788fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08096",
    "kind": "arxiv",
    "version": 1
  }
}