Pith Number

pith:WAIRT5RD

pith:2019:WAIRT5RDCQIUI4SU3Q23PNNGWB

not attested not anchored not stored refs pending

The one-dimensional Stefan problem with non-Fourier heat conduction

Marc Calvo-Schwarzw\"alder, Matthew G. Hennessy, Timothy G. Myers

arxiv:1905.06320 v2 · 2019-05-15 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WAIRT5RDCQIUI4SU3Q23PNNGWB}

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	2026-05-17T23:46:02.749018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b01119f6231411447254dc35b7b5a6b05318c39b02cd1bf3f94e037bc90f4ebc

Aliases

arxiv: 1905.06320 · arxiv_version: 1905.06320v2 · doi: 10.48550/arxiv.1905.06320 · pith_short_12: WAIRT5RDCQIU · pith_short_16: WAIRT5RDCQIUI4SU · pith_short_8: WAIRT5RD

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/WAIRT5RDCQIUI4SU3Q23PNNGWB \
  | 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: b01119f6231411447254dc35b7b5a6b05318c39b02cd1bf3f94e037bc90f4ebc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e34b734127f041049d3bca832bd47ee4ae060ef0339955efb362836de26e2de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-05-15T17:51:38Z",
    "title_canon_sha256": "7bb7c38a683c8167a89ddd3ee42b051bbfd6052bf4b5dd4a0703a4b3c09edb38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06320",
    "kind": "arxiv",
    "version": 2
  }
}