Pith Number

pith:243DEAGL

pith:2018:243DEAGLNYUPPGEPLZIKFKDDXY

not attested not anchored not stored refs pending

On the evolution of technical lag in the npm package dependency network

Alexandre Decan, Eleni Constantinou, Tom Mens

arxiv:1806.01545 v2 · 2018-06-05 · 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{243DEAGLNYUPPGEPLZIKFKDDXY}

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	2026-05-18T00:13:21.262641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7363200cb6e28f7988f5e50a2a863be230bf5c7366c04d54aa7fbf4c1389b26

Aliases

arxiv: 1806.01545 · arxiv_version: 1806.01545v2 · doi: 10.48550/arxiv.1806.01545 · pith_short_12: 243DEAGLNYUP · pith_short_16: 243DEAGLNYUPPGEP · pith_short_8: 243DEAGL

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/243DEAGLNYUPPGEPLZIKFKDDXY \
  | 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: d7363200cb6e28f7988f5e50a2a863be230bf5c7366c04d54aa7fbf4c1389b26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa2c5451bf38c20c9bd47a9bea9cbea20ce40572481db3487509f3779cdfcee2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-06-05T08:22:03Z",
    "title_canon_sha256": "95b21712fee79c56c43aa7d3d26bb7d1a1fee935f7213d35b083a540bc2ca8d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01545",
    "kind": "arxiv",
    "version": 2
  }
}