Pith Number

pith:OVKCZ7Q5

pith:2025:OVKCZ7Q5FB3NW3K47SB2LJNHM6

not attested not anchored not stored refs pending

Tweets vs Pathogen Spread: A Case Study of COVID-19 in American States

Fakhteh Ghanbarnejad, Sadegh Raeisi, Sahar Jafarbegloo, Sara Shabani

arxiv:2508.04187 v1 · 2025-08-06 · cs.SI · physics.soc-ph · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OVKCZ7Q5FB3NW3K47SB2LJNHM6}

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	2026-07-05T11:49:36.773522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75542cfe1d2876db6d5cfc83a5a5a7678ce2ba2d7043d5c6b0cfd4e34ca02cd3

Aliases

arxiv: 2508.04187 · arxiv_version: 2508.04187v1 · doi: 10.48550/arxiv.2508.04187 · pith_short_12: OVKCZ7Q5FB3N · pith_short_16: OVKCZ7Q5FB3NW3K4 · pith_short_8: OVKCZ7Q5

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/OVKCZ7Q5FB3NW3K47SB2LJNHM6 \
  | 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: 75542cfe1d2876db6d5cfc83a5a5a7678ce2ba2d7043d5c6b0cfd4e34ca02cd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f506d9d64df32048cdc19f9f860aa5ebd1562550833b0bee54190d7badfe6775",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2025-08-06T08:15:37Z",
    "title_canon_sha256": "3f3dfce7aa23ec9c8bc45237829df76e15b2fa2317c5a86a31b889dea6a034c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.04187",
    "kind": "arxiv",
    "version": 1
  }
}