Pith Number

pith:NJLB7IEV

pith:2005:NJLB7IEVSRZUNCAVFHTPWSOT2B

not attested not anchored not stored refs pending

A generalized Damour-Navier-Stokes equation applied to trapping horizons

CNRS / Observatoire de Paris, Eric Gourgoulhon (LUTH, France), Meudon

arxiv:gr-qc/0508003 v2 · 2005-07-31 · gr-qc · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJLB7IEVSRZUNCAVFHTPWSOT2B}

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

Cusp Formation in Merging Black Hole Horizons

Horizon Multipole Moments of a Kerr Black Hole

Cusp Formation in Merging Black Hole Horizons

Receipt and verification

First computed	2026-07-04T14:50:32.012227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a561fa095947346881529e6fb49d3d078f747ea5a7c3f54d343a1b6474c530d

Aliases

arxiv: gr-qc/0508003 · arxiv_version: gr-qc/0508003v2 · doi: 10.48550/arxiv.gr-qc/0508003 · pith_short_12: NJLB7IEVSRZU · pith_short_16: NJLB7IEVSRZUNCAV · pith_short_8: NJLB7IEV

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/NJLB7IEVSRZUNCAVFHTPWSOT2B \
  | 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: 6a561fa095947346881529e6fb49d3d078f747ea5a7c3f54d343a1b6474c530d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "222c2a6115f33a6b8025f651a07092ecbfe5596b26af70d758d2355f4d3cee11",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2005-07-31T15:20:28Z",
    "title_canon_sha256": "2b279c429a5924de08687bf11928cffde978e00fbb7c0be9f5732df9bd57b235"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0508003",
    "kind": "arxiv",
    "version": 2
  }
}