Pith Number

pith:YR5SN52V

pith:2020:YR5SN52V3B5DQ4DYVMLIOXY2SP

not attested not anchored not stored refs pending

Necessity of ventilation for mitigating virus transmission quantified simply

Eric G. Blackman, Gourab Ghoshal

arxiv:2006.11651 v3 · 2020-06-20 · physics.soc-ph · nlin.CD · physics.ao-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YR5SN52V3B5DQ4DYVMLIOXY2SP}

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	2026-07-05T01:28:20.692404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c47b26f755d87a387078ab16875f1a93d5086b0b1425d7f61169d4e44301a1f1

Aliases

arxiv: 2006.11651 · arxiv_version: 2006.11651v3 · doi: 10.48550/arxiv.2006.11651 · pith_short_12: YR5SN52V3B5D · pith_short_16: YR5SN52V3B5DQ4DY · pith_short_8: YR5SN52V

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/YR5SN52V3B5DQ4DYVMLIOXY2SP \
  | 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: c47b26f755d87a387078ab16875f1a93d5086b0b1425d7f61169d4e44301a1f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45658c81b8af34a00dd52fe036e982bb7c2144c5fef0d799fcdce5aa917a11ef",
    "cross_cats_sorted": [
      "nlin.CD",
      "physics.ao-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2020-06-20T20:34:31Z",
    "title_canon_sha256": "5c49993e68ddc53ddfce51e23eeaa81f9a2f8e9f1eff54ddd2ce3f2cb4121767"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.11651",
    "kind": "arxiv",
    "version": 3
  }
}