Pith Number

pith:INDAEV63

pith:2009:INDAEV63S2WMO4Y76QQLWFPZJ4

not attested not anchored not stored refs pending

A Higher Order Godunov Method for Radiation Hydrodynamics: Radiation Subsystem

James Stone, Michael Sekora

arxiv:0910.1372 v1 · 2009-10-07 · math.NA · cs.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{INDAEV63S2WMO4Y76QQLWFPZJ4}

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	2026-06-03T23:06:29.667415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43460257db96acc7731ff420bb15f94f29628e9a3fff6da87413255d53b8ed71

Aliases

arxiv: 0910.1372 · arxiv_version: 0910.1372v1 · doi: 10.48550/arxiv.0910.1372 · pith_short_12: INDAEV63S2WM · pith_short_16: INDAEV63S2WMO4Y7 · pith_short_8: INDAEV63

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/INDAEV63S2WMO4Y76QQLWFPZJ4 \
  | 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: 43460257db96acc7731ff420bb15f94f29628e9a3fff6da87413255d53b8ed71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32c5408b86be37b37ff9ea880b5b428cfdc8a534a0f1544aa2d70cacc7545112",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-10-07T22:40:26Z",
    "title_canon_sha256": "b7d9fdf72567222eb62d69b03229fdc674effe3c475f8888bd695f31e1cba447"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1372",
    "kind": "arxiv",
    "version": 1
  }
}