Pith Number

pith:SDR7FNRN

pith:2020:SDR7FNRN54LPXC2P2GT6TJAQGY

not attested not anchored not stored refs pending

Extended lifetime of respiratory droplets in a turbulent vapour puff and its implications on airborne disease transmission

Chong Shen Ng, Detlef Lohse, Kai Leong Chong, Naoki Hori, Roberto Verzicco, Rui Yang

arxiv:2008.01841 v2 · 2020-08-04 · physics.flu-dyn · physics.app-ph · physics.comp-ph · physics.med-ph · 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{SDR7FNRN54LPXC2P2GT6TJAQGY}

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	2026-07-05T02:12:30.272291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90e3f2b62def16fb8b4fd1a7e9a410362bcb04027c5a550da1219f8f6d87d016

Aliases

arxiv: 2008.01841 · arxiv_version: 2008.01841v2 · doi: 10.48550/arxiv.2008.01841 · pith_short_12: SDR7FNRN54LP · pith_short_16: SDR7FNRN54LPXC2P · pith_short_8: SDR7FNRN

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/SDR7FNRN54LPXC2P2GT6TJAQGY \
  | 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: 90e3f2b62def16fb8b4fd1a7e9a410362bcb04027c5a550da1219f8f6d87d016

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f540781ebd9b49f5ca6a7563ae41aa1c9c6606d4c1f848184bcb7c80b2739e6",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.comp-ph",
      "physics.med-ph",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-08-04T21:29:56Z",
    "title_canon_sha256": "b895add5cf5845fe3a7be476625af10893d929f44db49ea861fe67cea634ad1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.01841",
    "kind": "arxiv",
    "version": 2
  }
}