Pith Number

pith:CD3ULG3E

pith:2020:CD3ULG3EGS27IEOMYSHJVE2Z5M

not attested not anchored not stored refs pending

Information Seeking Responses to News of Local COVID-19 Cases: Evidence from Internet Search Data

Ana I. Bento, Coady Wing, Felipe Lozano-Rojas, Kosali Simon, Thuy Nguyen, Yong-Yeol Ahn

arxiv:2004.04591 v1 · 2020-04-06 · cs.SI · 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{CD3ULG3EGS27IEOMYSHJVE2Z5M}

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	2026-07-05T00:54:09.358973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10f7459b6434b5f411ccc48e9a9359eb08eea008d92eb9c9ed2508e0aa5c5cd4

Aliases

arxiv: 2004.04591 · arxiv_version: 2004.04591v1 · doi: 10.48550/arxiv.2004.04591 · pith_short_12: CD3ULG3EGS27 · pith_short_16: CD3ULG3EGS27IEOM · pith_short_8: CD3ULG3E

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/CD3ULG3EGS27IEOMYSHJVE2Z5M \
  | 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: 10f7459b6434b5f411ccc48e9a9359eb08eea008d92eb9c9ed2508e0aa5c5cd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cdf42d291f4510470d19a2197951e7bc9ed2448dbcca4c430e8a0e2444892db",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2020-04-06T18:26:58Z",
    "title_canon_sha256": "ade6f34693426a86452dc6ba8dea737ddc78c6a3a597899c21e1afd157ed5707"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04591",
    "kind": "arxiv",
    "version": 1
  }
}