Pith Number

pith:DMTTDN4I

pith:2008:DMTTDN4ICQLAASW4ONULKQZ2BN

not attested not anchored not stored refs pending

Relativistic Simulations of Black Hole-Neutron Star Mergers: Effects of black-hole spin

Stuart L. Shapiro, Thomas W. Baumgarte, Yuk Tung Liu, Zachariah B. Etienne

arxiv:0812.2245 v2 · 2008-12-11 · astro-ph · 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{DMTTDN4ICQLAASW4ONULKQZ2BN}

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

1 paper in Pith

Solving Hamiltonian Constraint Equation with Physics-Informed Neural Networks

Receipt and verification

First computed	2026-07-04T15:48:43.729433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b2731b7881416004adc7368b5433a0b58a96b7ed78336b42b365b207b3dffe8

Aliases

arxiv: 0812.2245 · arxiv_version: 0812.2245v2 · doi: 10.48550/arxiv.0812.2245 · pith_short_12: DMTTDN4ICQLA · pith_short_16: DMTTDN4ICQLAASW4 · pith_short_8: DMTTDN4I

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/DMTTDN4ICQLAASW4ONULKQZ2BN \
  | 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: 1b2731b7881416004adc7368b5433a0b58a96b7ed78336b42b365b207b3dffe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe326b1eafd2ce7430021c330be75e10f04efcecc5dceb9b31bedc8b2b552a52",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-11T21:55:39Z",
    "title_canon_sha256": "ca6838c1df080ff1595c8d8beac28ee41ff6243009e62d24a5f679d43ff721c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2245",
    "kind": "arxiv",
    "version": 2
  }
}