Pith Number

pith:FFAA2L4Y

pith:2015:FFAA2L4YOH654AOTYJUCU7FDQW

not attested not anchored not stored refs pending

An Entropy Stable Central Solver for Euler Equations

N.H. Maruthi, S.V. Raghurama Rao

arxiv:1504.06442 v1 · 2015-04-24 · 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{FFAA2L4YOH654AOTYJUCU7FDQW}

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	2026-05-18T02:17:53.616175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29400d2f9871fdde01d3c2682a7ca3859c8c0deb5f23bb32d1a6620667d056fb

Aliases

arxiv: 1504.06442 · arxiv_version: 1504.06442v1 · doi: 10.48550/arxiv.1504.06442 · pith_short_12: FFAA2L4YOH65 · pith_short_16: FFAA2L4YOH654AOT · pith_short_8: FFAA2L4Y

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/FFAA2L4YOH654AOTYJUCU7FDQW \
  | 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: 29400d2f9871fdde01d3c2682a7ca3859c8c0deb5f23bb32d1a6620667d056fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8419ac3c91d96ec8aeb56fdac0d44b30f951813d65038836a2dfce5230c2485",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-04-24T09:37:40Z",
    "title_canon_sha256": "d7948fbeb335861cf368be076465d32ef15cf5301f2f2ea117e1753fe0b59ff7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06442",
    "kind": "arxiv",
    "version": 1
  }
}