Pith Number

pith:4CLYVGZP

pith:2020:4CLYVGZPTJTQNLL7WICLASJDBA

not attested not anchored not stored refs pending

Global Data Science Project for COVID-19

Dario Garcia-Gasulla, Euma Ishii, Hiroki Kanezashi, Hiroshi Maruyama, Irene Li, Keita Suzuki, Kunihiko Miyoshi, Mariko Kurokawa, Masatoshi Hanai, Naomi Nakagawa, Raquel P'erez-Arnal, Sayaka Shiba, Sergio Alvarez Napagao, Tianxiao Li, Toyotaro Suzumura, Yixin Li, Yuta Kanzawa

arxiv:2006.05573 v2 · 2020-06-10 · cs.SI · cs.LG · 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{4CLYVGZPTJTQNLL7WICLASJDBA}

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	2026-07-05T03:02:38.592470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0978a9b2f9a6706ad7fb204b0492308291cc22b9867871f677540a684326fb6

Aliases

arxiv: 2006.05573 · arxiv_version: 2006.05573v2 · doi: 10.48550/arxiv.2006.05573 · pith_short_12: 4CLYVGZPTJTQ · pith_short_16: 4CLYVGZPTJTQNLL7 · pith_short_8: 4CLYVGZP

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/4CLYVGZPTJTQNLL7WICLASJDBA \
  | 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: e0978a9b2f9a6706ad7fb204b0492308291cc22b9867871f677540a684326fb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eb0ddeb234df93bab4d2a557d45ae582de990d0c9c4b4e5b4d19ddc9d73533c",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2020-06-10T00:15:36Z",
    "title_canon_sha256": "41b39c43e3820fa08b0fbbcdc084b9d3446d0f73a766526393f478988f651390"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.05573",
    "kind": "arxiv",
    "version": 2
  }
}