Pith Number

pith:WPW73PA6

pith:2009:WPW73PA63WOZNUELJ52UZ5A6MR

not attested not anchored not stored refs pending

A rarefaction-tracking method for hyperbolic conservation laws

Benjamin Seibold, Yossi Farjoun

arxiv:0901.0298 v2 · 2009-01-03 · math.NA · cs.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{WPW73PA63WOZNUELJ52UZ5A6MR}

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	2026-06-03T23:06:10.164844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3edfdbc1edd9d96d08b4f754cf41e644619c872f274d2123e4ea65c5d9521c0

Aliases

arxiv: 0901.0298 · arxiv_version: 0901.0298v2 · doi: 10.48550/arxiv.0901.0298 · pith_short_12: WPW73PA63WOZ · pith_short_16: WPW73PA63WOZNUEL · pith_short_8: WPW73PA6

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/WPW73PA63WOZNUELJ52UZ5A6MR \
  | 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: b3edfdbc1edd9d96d08b4f754cf41e644619c872f274d2123e4ea65c5d9521c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93b45203f38451eac4f469c472447f00db06b279020cc53668773e0596820a94",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-01-03T00:33:00Z",
    "title_canon_sha256": "872f35957ba9079bef622e0f5a84aba52f87d474c2c7b1147f88b804876d2ef5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.0298",
    "kind": "arxiv",
    "version": 2
  }
}