Pith Number

pith:YPZW3WZM

pith:1997:YPZW3WZMO6ELTZZLNZD5EWCMZC

not attested not anchored not stored refs pending

Boosted three-dimensional black-hole evolutions with singularity excision

A. Anderson, A. M. Abrahams, B. Szilagyi, C. R. Evans, D. Shoemaker, E. Seidel, F. Saied, G. C. Fox, J. C. Browne, J. Lenaghan, J. Masso, J. Winicour, J. W. York Jr, K. Camarda, L. E. Kidder, L. Lehner, L. Rezzolla, L. S. Finn, L. Smarr, M. A. Scheel, M. E. Rupright, M. F. Huq, M. H.P.M. van Putten, M. Parashar, M. W. Choptuik, N. T. Bishop, P. Anninos, P. E. Saylor, P. Laguna, P. Papadopoulos, P. Walker, R. A. Matzner, R. Gomez, R. L. Marsa, S. A. Klasky, S. A. Teukolsky, S. L. Shapiro, S. Mitra, S. R. Brandt, T. Haupt, The Binary Black Hole Grand Challenge Alliance: G. B. Cook, T. W. Baumgarte, W. Landry, W. M. Suen

arxiv:gr-qc/9711078 v1 · 1997-11-26 · 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{YPZW3WZMO6ELTZZLNZD5EWCMZC}

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	2026-05-18T03:47:41.606232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3f36ddb2c7788b9e72b6e47d2584cc881f64538d1aeee5ffe85fd7a1538b478

Aliases

arxiv: gr-qc/9711078 · arxiv_version: gr-qc/9711078v1 · doi: 10.48550/arxiv.gr-qc/9711078 · pith_short_12: YPZW3WZMO6EL · pith_short_16: YPZW3WZMO6ELTZZL · pith_short_8: YPZW3WZM

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/YPZW3WZMO6ELTZZLNZD5EWCMZC \
  | 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: c3f36ddb2c7788b9e72b6e47d2584cc881f64538d1aeee5ffe85fd7a1538b478

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc6c0e0f20c1871f35231d8a08b5a0d5b5b00044e280ce438203840cb2f1f976",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-11-26T14:50:25Z",
    "title_canon_sha256": "f838e75e094c4c44c826140e225379ddf5eb8df532c5509d5ffdbd878b4778c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9711078",
    "kind": "arxiv",
    "version": 1
  }
}