Pith Number

pith:EVTAWDAO

pith:2018:EVTAWDAOHHEVAI2V532ZOL5KJC

not attested not anchored not stored refs pending

Diversity, Productivity, and Growth of Open Source Developer Communities

Ablert Y. Zomaya, Joseph G. Davis, Qingye Jiang, Young Choon Lee

arxiv:1809.03725 v1 · 2018-09-11 · 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{EVTAWDAOHHEVAI2V532ZOL5KJC}

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	2026-05-18T00:06:00.006674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25660b0c0e39c9502355eef5972faa48aa26119f4357937465122422be4c7762

Aliases

arxiv: 1809.03725 · arxiv_version: 1809.03725v1 · doi: 10.48550/arxiv.1809.03725 · pith_short_12: EVTAWDAOHHEV · pith_short_16: EVTAWDAOHHEVAI2V · pith_short_8: EVTAWDAO

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/EVTAWDAOHHEVAI2V532ZOL5KJC \
  | 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: 25660b0c0e39c9502355eef5972faa48aa26119f4357937465122422be4c7762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "165cc1b51985dbfa06610f8759281ff7ed41833c354dff8ec594360dec3de819",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-09-11T08:17:53Z",
    "title_canon_sha256": "7d506b48d66e6cd82a33bc780867b2337861a52ca808ae78bfff31ac1ca3a974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03725",
    "kind": "arxiv",
    "version": 1
  }
}