Pith Number

pith:6JRWQO4H

pith:2014:6JRWQO4HE2DRWNG5F6DLOIQQAW

not attested not anchored not stored refs pending

A Generative Model of Software Dependency Graphs to Better Understand Software Evolution

Martin Monperrus, Philippe Preux, Vincenzo Musco

arxiv:1410.7921 v3 · 2014-10-29 · 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{6JRWQO4HE2DRWNG5F6DLOIQQAW}

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	2026-05-18T00:46:49.904162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f263683b8726871b34dd2f86b72210059b30ce1e650857732b8a2bdc01a539b9

Aliases

arxiv: 1410.7921 · arxiv_version: 1410.7921v3 · doi: 10.48550/arxiv.1410.7921 · pith_short_12: 6JRWQO4HE2DR · pith_short_16: 6JRWQO4HE2DRWNG5 · pith_short_8: 6JRWQO4H

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/6JRWQO4HE2DRWNG5F6DLOIQQAW \
  | 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: f263683b8726871b34dd2f86b72210059b30ce1e650857732b8a2bdc01a539b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a7f2ce1340931d28962f47f226e37c3873223a2e8544902b622fcfd0beb3747",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-10-29T10:30:30Z",
    "title_canon_sha256": "5a74793a76e8131147b146f00b343d2b37fa4aa5cf60687396cd77cf0d681ddd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7921",
    "kind": "arxiv",
    "version": 3
  }
}