Pith Number

pith:5SOOWGOO

pith:2021:5SOOWGOOHXT7CC7AFTK7CXKRXP

not attested not anchored not stored refs pending

Onset of low-frequency capillary waves driven by high-frequency ultrasound

James Friend, Jeremy Orosco, Shuai Zhang

arxiv:2108.09579 v1 · 2021-08-21 · 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{5SOOWGOOHXT7CC7AFTK7CXKRXP}

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	2026-07-05T03:07:55.785841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec9ceb19ce3de7f10be02cd5f15d51bbf0d15f57c0e4d93a7d96cdfcf42686e4

Aliases

arxiv: 2108.09579 · arxiv_version: 2108.09579v1 · doi: 10.48550/arxiv.2108.09579 · pith_short_12: 5SOOWGOOHXT7 · pith_short_16: 5SOOWGOOHXT7CC7A · pith_short_8: 5SOOWGOO

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/5SOOWGOOHXT7CC7AFTK7CXKRXP \
  | 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: ec9ceb19ce3de7f10be02cd5f15d51bbf0d15f57c0e4d93a7d96cdfcf42686e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6f88af51aa59bd1877ce834fee465aca8e82700de66d14859fc386c63800837",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-08-21T20:24:25Z",
    "title_canon_sha256": "21a61f555f7338aff8a5ad2ac2a0ba41c648e9259f5cc881de26b28ab9be24e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.09579",
    "kind": "arxiv",
    "version": 1
  }
}