Pith Number

pith:HIJSKTAR

pith:2010:HIJSKTARNBRH5XFPXKDVCRBQH4

not attested not anchored not stored refs pending

Equal-area method for scalar conservation laws

Marjeta Kramar Fijav\v{z}, Marjeta \v{S}kapin Rugelj, Mitja Lakner

arxiv:1002.3260 v3 · 2010-02-17 · 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{HIJSKTARNBRH5XFPXKDVCRBQH4}

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	2026-05-18T02:51:42.738400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a13254c1168627edcafba875144303f3f1f3162be55da400795553ce85a6cf0

Aliases

arxiv: 1002.3260 · arxiv_version: 1002.3260v3 · doi: 10.48550/arxiv.1002.3260 · pith_short_12: HIJSKTARNBRH · pith_short_16: HIJSKTARNBRH5XFP · pith_short_8: HIJSKTAR

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/HIJSKTARNBRH5XFPXKDVCRBQH4 \
  | 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: 3a13254c1168627edcafba875144303f3f1f3162be55da400795553ce85a6cf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53bf03b1c42ebf04731f9107784ae93418e75116e03c4f6fcb18b0019f6c8ba2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-02-17T13:19:57Z",
    "title_canon_sha256": "5cbc2a43322676347deb243298aa422803adc738a0e7113ac838ab3c2ceca58f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3260",
    "kind": "arxiv",
    "version": 3
  }
}