Pith Number

pith:NX35FLX2

pith:2010:NX35FLX2VN4G75EAK7EHMAGJGI

not attested not anchored not stored refs pending

Finding an individual's probability of infection in an SIR network is NP-hard

Edgar Delgado-Eckert, Michael Shapiro

arxiv:1001.0595 v4 · 2010-01-04 · q-bio.PE · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NX35FLX2VN4G75EAK7EHMAGJGI}

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	2026-05-18T02:24:45.229486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6df7d2aefaab786ff48057c87600c9322b47a42e704462e7b68dbf41eb90cdbe

Aliases

arxiv: 1001.0595 · arxiv_version: 1001.0595v4 · doi: 10.48550/arxiv.1001.0595 · pith_short_12: NX35FLX2VN4G · pith_short_16: NX35FLX2VN4G75EA · pith_short_8: NX35FLX2

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/NX35FLX2VN4G75EAK7EHMAGJGI \
  | 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: 6df7d2aefaab786ff48057c87600c9322b47a42e704462e7b68dbf41eb90cdbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15469a14d1ebe6c907e4cdd9ee0be6f295c4d5b0daf17404b4f094dd829b3479",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2010-01-04T22:34:00Z",
    "title_canon_sha256": "8cfcf3e7a8395706c508301c915b0f4221f6530e91b83293a239e65aedc1a088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0595",
    "kind": "arxiv",
    "version": 4
  }
}