Pith Number

pith:AQ3Q5NW6

pith:2009:AQ3Q5NW6F73ZBMDWFPLF7AEFAI

not attested not anchored not stored refs pending

High-resolution Smoothed Particle Hydrodynamics simulations of the merger of binary white dwarfs

E. Garc\'ia-Berro, J. Isern, P. Lor\'en-Aguilar

arxiv:0903.4599 v1 · 2009-03-26 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AQ3Q5NW6F73ZBMDWFPLF7AEFAI}

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	2026-05-18T02:14:25.802590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04370eb6de2ff790b0762bd65f8085021a9ccfb780e07d438f22c41fb2722314

Aliases

arxiv: 0903.4599 · arxiv_version: 0903.4599v1 · doi: 10.48550/arxiv.0903.4599 · pith_short_12: AQ3Q5NW6F73Z · pith_short_16: AQ3Q5NW6F73ZBMDW · pith_short_8: AQ3Q5NW6

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/AQ3Q5NW6F73ZBMDWFPLF7AEFAI \
  | 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: 04370eb6de2ff790b0762bd65f8085021a9ccfb780e07d438f22c41fb2722314

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdb1c87e5f8e16831fca69da3defa34db66bec9a8b72f8a36b064d729c504525",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-26T14:57:41Z",
    "title_canon_sha256": "8e64e1747e2198efdd5df3df6a43a90cf6209328be73af8e18c54d155c9e11f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4599",
    "kind": "arxiv",
    "version": 1
  }
}