Pith Number

pith:WEOB34TD

pith:2004:WEOB34TDHXPHAN736SO4KVXN27

not attested not anchored not stored refs pending

The initial value problem in numerical relativity

Harald P. Pfeiffer

arxiv:gr-qc/0412002 v1 · 2004-12-01 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WEOB34TDHXPHAN736SO4KVXN27}

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.

Cited by

3 papers in Pith

Solving Hamiltonian Constraint Equation with Physics-Informed Neural Networks

Constraint-satisfying binary boson star initial data via XCFC

Data-Driven Acceleration of Eccentricity Reduction for Binary Black Hole Simulations

Receipt and verification

First computed	2026-07-04T14:25:49.254196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b11c1df2633dde7037fbf49dc556edd7d37a9fb169c6483a04567b378ca9fa0a

Aliases

arxiv: gr-qc/0412002 · arxiv_version: gr-qc/0412002v1 · doi: 10.48550/arxiv.gr-qc/0412002 · pith_short_12: WEOB34TDHXPH · pith_short_16: WEOB34TDHXPHAN73 · pith_short_8: WEOB34TD

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/WEOB34TDHXPHAN736SO4KVXN27 \
  | 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: b11c1df2633dde7037fbf49dc556edd7d37a9fb169c6483a04567b378ca9fa0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "310530c2b07937252f2d837ead94a41712c07130e749626c52e470f14dfc882e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-12-01T17:32:50Z",
    "title_canon_sha256": "e9a4ebdf142c312f3d2d5e3abc04b761b3afa69191943ff1e73e4b73afe0db2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0412002",
    "kind": "arxiv",
    "version": 1
  }
}