Pith Number

pith:A5NNIMV6

pith:2019:A5NNIMV6ASUMBRAAWWVQDTSKCE

not attested not anchored not stored refs pending

Unveiling Elite Developers' Activities in Open Source Projects

David Redmiles, James A. Jones, Yang Feng, Yi Wang, Zhendong Wang

arxiv:1908.08196 v2 · 2019-08-22 · 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{A5NNIMV6ASUMBRAAWWVQDTSKCE}

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	2026-07-05T00:19:10.191017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

075ad432be04a8c0c400b5ab01ce4a1102d9f2e815d1c0bd8d1ae2ecf44ec944

Aliases

arxiv: 1908.08196 · arxiv_version: 1908.08196v2 · doi: 10.48550/arxiv.1908.08196 · pith_short_12: A5NNIMV6ASUM · pith_short_16: A5NNIMV6ASUMBRAA · pith_short_8: A5NNIMV6

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/A5NNIMV6ASUMBRAAWWVQDTSKCE \
  | 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: 075ad432be04a8c0c400b5ab01ce4a1102d9f2e815d1c0bd8d1ae2ecf44ec944

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "309182031857e84d0f98136cc26d23552c9b0d4eae14a44a3acfd1432627bf96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-08-22T04:22:23Z",
    "title_canon_sha256": "d26fe841c0f45432012f713900eed21a0cad3b03aa2c59b2806538c8136c16fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08196",
    "kind": "arxiv",
    "version": 2
  }
}