Pith Number

pith:N5HKFXOF

pith:2021:N5HKFXOFAAQ2GPOZPVDUV26IOD

not attested not anchored not stored refs pending

Smart testing and critical care bed sharing for COVID-19 control

Claudia Sagastizabal, Claudio J. Struchiner, Luis Nonato, Marcelo Cordova, Paulo J. S. Silva, Tiago Pereira

arxiv:2102.03920 v1 · 2021-02-07 · physics.soc-ph · nlin.AO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N5HKFXOFAAQ2GPOZPVDUV26IOD}

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	2026-07-05T03:31:57.376266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f4ea2ddc50021a33dd97d474aebc870dee552168f6c660e9a77cbf3a1fe2933

Aliases

arxiv: 2102.03920 · arxiv_version: 2102.03920v1 · doi: 10.48550/arxiv.2102.03920 · pith_short_12: N5HKFXOFAAQ2 · pith_short_16: N5HKFXOFAAQ2GPOZ · pith_short_8: N5HKFXOF

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/N5HKFXOFAAQ2GPOZPVDUV26IOD \
  | 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: 6f4ea2ddc50021a33dd97d474aebc870dee552168f6c660e9a77cbf3a1fe2933

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6870dc71c21a78ff4a13af1a54bbc423b23cb5d11fe62a6c918b9ccc3f07b569",
    "cross_cats_sorted": [
      "nlin.AO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2021-02-07T21:24:58Z",
    "title_canon_sha256": "7c95a6f661cf0be21d8adf541ca68a1036b359d367dfc8f3da082b0db565cc8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.03920",
    "kind": "arxiv",
    "version": 1
  }
}