Pith Number

pith:6Y36HV2F

pith:2021:6Y36HV2FY3EVC36I2FJY5EYV3C

not attested not anchored not stored refs pending

Do Communities in Developer Interaction Networks align with Subsystem Developer Teams? An Empirical Study of Open Source Systems

Alexander Egyed, Atif Mashkoor, Christoph Mayr-Dorn, Sebastiano Panichella, Usman Ashraf

arxiv:2104.03648 v1 · 2021-04-08 · 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{6Y36HV2FY3EVC36I2FJY5EYV3C}

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	2026-07-05T02:30:21.912656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f637e3d745c6c9516fc8d1538e9315d897a752a3197be08d3b3bda065ec178fd

Aliases

arxiv: 2104.03648 · arxiv_version: 2104.03648v1 · doi: 10.48550/arxiv.2104.03648 · pith_short_12: 6Y36HV2FY3EV · pith_short_16: 6Y36HV2FY3EVC36I · pith_short_8: 6Y36HV2F

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/6Y36HV2FY3EVC36I2FJY5EYV3C \
  | 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: f637e3d745c6c9516fc8d1538e9315d897a752a3197be08d3b3bda065ec178fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5ce9dee52d6ad6a0f58afacb3d380f7ce2ed8cb844f489ccb4ad5d53d11c453",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-04-08T10:11:06Z",
    "title_canon_sha256": "356ce8200ed163869126e585c2127486dc4f7e6384ab135803f86d4a56ee7e0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.03648",
    "kind": "arxiv",
    "version": 1
  }
}