Pith Number

pith:6CH6JIB2

pith:2013:6CH6JIB2QJQKW2J4DKAQRVWJLW

not attested not anchored not stored refs pending

Fast Sweeping Methods for Hyperbolic Systems of Conservation Laws at Steady State

Bjorn Engquist, Brittany D. Froese, Yen-Hsi Richard Tsai

arxiv:1306.0532 v1 · 2013-06-03 · math.NA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CH6JIB2QJQKW2J4DKAQRVWJLW}

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	2026-05-18T01:49:33.559048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f08fe4a03a8260ab693c1a8108d6c95dafea7b2f40b13bb9278b64b9c743bfc0

Aliases

arxiv: 1306.0532 · arxiv_version: 1306.0532v1 · doi: 10.48550/arxiv.1306.0532 · pith_short_12: 6CH6JIB2QJQK · pith_short_16: 6CH6JIB2QJQKW2J4 · pith_short_8: 6CH6JIB2

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/6CH6JIB2QJQKW2J4DKAQRVWJLW \
  | 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: f08fe4a03a8260ab693c1a8108d6c95dafea7b2f40b13bb9278b64b9c743bfc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c46b5fee6e02203717fcf35909bef823257687a9a04e74b14c5c1e65d06c84e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-06-03T18:54:07Z",
    "title_canon_sha256": "d45bc93de67e35a1e7d4fed878b3bc4d963133d76306da7ca5b686b73f852140"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0532",
    "kind": "arxiv",
    "version": 1
  }
}