Pith Number

pith:DEXGQVDQ

pith:2013:DEXGQVDQ2FALINUE5NOROT44O6

not attested not anchored not stored refs pending

On the Riemann problem for the simplified Bouchut-Boyaval system

Juan Carlos Juajibioy, Juan Galvis, Leonardo Rendon, Richard A. De la cruz Guerrero

arxiv:1311.4509 v1 · 2013-11-18 · math.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{DEXGQVDQ2FALINUE5NOROT44O6}

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	2026-05-18T02:48:54.791828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

192e685470d140b43684eb5d174f9c77b457553d866f9adf710b586de0f39203

Aliases

arxiv: 1311.4509 · arxiv_version: 1311.4509v1 · doi: 10.48550/arxiv.1311.4509 · pith_short_12: DEXGQVDQ2FAL · pith_short_16: DEXGQVDQ2FALINUE · pith_short_8: DEXGQVDQ

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/DEXGQVDQ2FALINUE5NOROT44O6 \
  | 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: 192e685470d140b43684eb5d174f9c77b457553d866f9adf710b586de0f39203

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feb2a6a0ff2f7b060c2602803680ff1c67b5e027fe42f8c131523faff283d5a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-11-18T19:40:30Z",
    "title_canon_sha256": "ae47976c7d12bcb9845b1824dca43dd2bc31c9c063cebf8edbaa5d5822bad954"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4509",
    "kind": "arxiv",
    "version": 1
  }
}