Pith Number

pith:Y2MGFXDQ

pith:2019:Y2MGFXDQHJSJG373E3RWOEP7KM

not attested not anchored not stored refs pending

Improved Coupling of Hydrodynamics and Nuclear Reactions via Spectral Deferred Corrections

A. J. Nonaka, J. B. Bell, M. L. Minion, M. P. Katz, M. Zingale, W. Zhang

arxiv:1908.03661 v2 · 2019-08-10 · physics.comp-ph · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y2MGFXDQHJSJG373E3RWOEP7KM}

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	2026-07-05T00:31:55.029993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c69862dc703a64936ffb26e36711ff5304e4c0b4bf853499ff0bc51ce0ad6453

Aliases

arxiv: 1908.03661 · arxiv_version: 1908.03661v2 · doi: 10.48550/arxiv.1908.03661 · pith_short_12: Y2MGFXDQHJSJ · pith_short_16: Y2MGFXDQHJSJG373 · pith_short_8: Y2MGFXDQ

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/Y2MGFXDQHJSJG373E3RWOEP7KM \
  | 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: c69862dc703a64936ffb26e36711ff5304e4c0b4bf853499ff0bc51ce0ad6453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "251e685eea79c57f2555ce2c31b8ba5d7d637b044ecb05bb4b76ac3f991cfdee",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-08-10T01:31:37Z",
    "title_canon_sha256": "f94666a829f7494d204e7f91bf7580a18348cbe2b7f951d342082ef8096ac52f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03661",
    "kind": "arxiv",
    "version": 2
  }
}