Pith Number

pith:UIXPKFFF

pith:2025:UIXPKFFF455VWH7LJR6KW6F4RJ

not attested not anchored not stored refs pending

Disaster Informatics after the COVID-19 Pandemic: Bibliometric and Topic Analysis based on Large-scale Academic Literature

Ana Cleveland, Haihua Chen, Ngan Tran, Yuhan Zhou

arxiv:2507.16820 v1 · 2025-06-28 · cs.SI · cs.AI · cs.CL · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIXPKFFF455VWH7LJR6KW6F4RJ}

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	2026-07-05T11:41:56.572771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a22ef514a5e77b5b1feb4c7cab78bc8a7e4bff9b7e47d9a4a746154f236d06de

Aliases

arxiv: 2507.16820 · arxiv_version: 2507.16820v1 · doi: 10.48550/arxiv.2507.16820 · pith_short_12: UIXPKFFF455V · pith_short_16: UIXPKFFF455VWH7L · pith_short_8: UIXPKFFF

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/UIXPKFFF455VWH7LJR6KW6F4RJ \
  | 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: a22ef514a5e77b5b1feb4c7cab78bc8a7e4bff9b7e47d9a4a746154f236d06de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c5ffe984455a1114caed4a1970a46fec88d303f32a132bf0c974bfc08f658c8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.DL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2025-06-28T20:30:36Z",
    "title_canon_sha256": "7568e3634f041a982d90f19d4cfccd9e31a8d5f5d29cef7227777a26a8f61382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16820",
    "kind": "arxiv",
    "version": 1
  }
}