Pith Number

pith:C2U32WEN

pith:2013:C2U32WENRXHD75QER3YXY3ZJ56

not attested not anchored not stored refs pending

High order methods for irreversible equations

Constanza Sanchez de la Vega, Diego Rial, Mariano De Leo

arxiv:1310.3664 v3 · 2013-10-14 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C2U32WENRXHD75QER3YXY3ZJ56}

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	2026-05-18T02:39:48.618928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16a9bd588d8dce3ff6048ef17c6f29efbbb72f0af72825565faced9ce13ed4bc

Aliases

arxiv: 1310.3664 · arxiv_version: 1310.3664v3 · doi: 10.48550/arxiv.1310.3664 · pith_short_12: C2U32WENRXHD · pith_short_16: C2U32WENRXHD75QE · pith_short_8: C2U32WEN

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/C2U32WENRXHD75QER3YXY3ZJ56 \
  | 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: 16a9bd588d8dce3ff6048ef17c6f29efbbb72f0af72825565faced9ce13ed4bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e71ae589a106e1af4afa7d9afe0996001b79c4c46ac015cfb47db345e0fb7345",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-10-14T12:56:03Z",
    "title_canon_sha256": "a8b7313be73001f0db29c1f217d2f08fe6581ea4084acca97f2ade6bd04f0e78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3664",
    "kind": "arxiv",
    "version": 3
  }
}