Pith Number

pith:Y6PSD3RS

pith:2021:Y6PSD3RSFXMOVGV226GT6HJMID

not attested not anchored not stored refs pending

Simulation-Based Analysis of COVID-19 Spread Through Classroom Transmission on a University Campus

Arvin Hekmati, Bhaskar Krishnamachari, Maja Matari\'c, Mitul Luhar

arxiv:2104.04129 v2 · 2021-03-12 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y6PSD3RSFXMOVGV226GT6HJMID}

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	2026-07-05T02:31:05.785381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c79f21ee322dd8ea9abad78d3f1d2c40d0b8552680f9eb8df2515af617df16fe

Aliases

arxiv: 2104.04129 · arxiv_version: 2104.04129v2 · doi: 10.48550/arxiv.2104.04129 · pith_short_12: Y6PSD3RSFXMO · pith_short_16: Y6PSD3RSFXMOVGV2 · pith_short_8: Y6PSD3RS

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/Y6PSD3RSFXMOVGV226GT6HJMID \
  | 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: c79f21ee322dd8ea9abad78d3f1d2c40d0b8552680f9eb8df2515af617df16fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c7317e568103e3723becb792ca1d1a287c7e6d271658c3d820346787ccddfa5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2021-03-12T02:38:09Z",
    "title_canon_sha256": "3ad36483514170c0e35515058e84eb832a274d4cf54a2f96039ec2b398f375c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04129",
    "kind": "arxiv",
    "version": 2
  }
}