Pith Number

pith:WUJNCFHX

pith:2019:WUJNCFHXSXU3FSC5XKMYATON4Y

not attested not anchored not stored refs pending

Spatial Flow-Field Approximation Using Few Thermodynamic Measurements Part I: Formulation and Area Averaging

Andrew Duncan, Duncan Simpson, Geoffrey Parks, George Thorne, Pranay Seshadri

arxiv:1908.03431 v1 · 2019-08-08 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUJNCFHXSXU3FSC5XKMYATON4Y}

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	2026-07-04T23:52:39.843803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b512d114f795e9b2c85dba99804dcde6060a72bd41de5203d606639a530f5fc6

Aliases

arxiv: 1908.03431 · arxiv_version: 1908.03431v1 · doi: 10.48550/arxiv.1908.03431 · pith_short_12: WUJNCFHXSXU3 · pith_short_16: WUJNCFHXSXU3FSC5 · pith_short_8: WUJNCFHX

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/WUJNCFHXSXU3FSC5XKMYATON4Y \
  | 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: b512d114f795e9b2c85dba99804dcde6060a72bd41de5203d606639a530f5fc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6a3fd299fcb207c56ddf031a3fb8db53026f5b2e0fee7a048a7aaebf7c81dcf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2019-08-08T04:58:10Z",
    "title_canon_sha256": "b8fdb9436f31d6627c7aa55fc75310bde36b44c8ab0ce1eedd0ac0deeeaf317c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03431",
    "kind": "arxiv",
    "version": 1
  }
}