Pith Number

pith:SMA2RLAE

pith:2012:SMA2RLAELVXE2YZPWJLVKYA3PL

not attested not anchored not stored refs pending

Finding the Graph of Epidemic Cascades

Praneeth Netrapalli, Sujay Sanghavi

arxiv:1202.1779 v1 · 2012-02-08 · cs.SI · physics.soc-ph · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SMA2RLAELVXE2YZPWJLVKYA3PL}

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	2026-05-18T04:02:51.116366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9301a8ac045d6e4d632fb25755601b7afd3f6d976c974828adcc330774437894

Aliases

arxiv: 1202.1779 · arxiv_version: 1202.1779v1 · doi: 10.48550/arxiv.1202.1779 · pith_short_12: SMA2RLAELVXE · pith_short_16: SMA2RLAELVXE2YZP · pith_short_8: SMA2RLAE

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/SMA2RLAELVXE2YZPWJLVKYA3PL \
  | 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: 9301a8ac045d6e4d632fb25755601b7afd3f6d976c974828adcc330774437894

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d581c1e29502a0d68c4765c2b7f93d6cb02f9017c10c6a24337e89119a909c28",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-02-08T17:46:09Z",
    "title_canon_sha256": "4e705309287fa49ce2e67f5ecfbd224efccc61694762c85eed04f2d6d0ea078c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1779",
    "kind": "arxiv",
    "version": 1
  }
}