Pith Number

pith:EDGWUDVB

pith:2015:EDGWUDVBLX4NMUELJVG2C2GCSO

not attested not anchored not stored refs pending

A Dynamic Model for Infectious Diseases: The Role of Vaccination and Treatment

M. Naresh Kumar, P. Raja Sekhara Rao

arxiv:1502.01217 v1 · 2015-02-04 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EDGWUDVBLX4NMUELJVG2C2GCSO}

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	2026-05-18T02:27:57.721219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20cd6a0ea15df8d6508b4d4da168c293a1b7a6fac65b7a7ea3b95f81ec02b55f

Aliases

arxiv: 1502.01217 · arxiv_version: 1502.01217v1 · doi: 10.48550/arxiv.1502.01217 · pith_short_12: EDGWUDVBLX4N · pith_short_16: EDGWUDVBLX4NMUEL · pith_short_8: EDGWUDVB

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/EDGWUDVBLX4NMUELJVG2C2GCSO \
  | 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: 20cd6a0ea15df8d6508b4d4da168c293a1b7a6fac65b7a7ea3b95f81ec02b55f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e6c21776c858d66f825ef21fcb41abab6ecd8fa47c5b7200bb1c779e5a89175",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-02-04T14:51:08Z",
    "title_canon_sha256": "e7fd9c9367a50023bae499cea4131c26279be0a72371ff7e0cbf025ec6bf18a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01217",
    "kind": "arxiv",
    "version": 1
  }
}