Pith Number

pith:UWLFVHC6

pith:2010:UWLFVHC6JWKUZRS7A5D76GH4GA

not attested not anchored not stored refs pending

Shape and position of the shadow in the $\delta = 2$ Tomimatsu-Sato space-time

Cosimo Bambi, Naoki Yoshida

arxiv:1004.3149 v3 · 2010-04-19 · gr-qc · 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{UWLFVHC6JWKUZRS7A5D76GH4GA}

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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

On new regular charged black hole solutions: Limiting Curvature Condition, Quasinormal modes and Shadows

Receipt and verification

First computed	2026-05-18T04:41:15.149441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5965a9c5e4d954cc65f0747ff18fc3013ef59a982db31d892a47d0b0c67076f

Aliases

arxiv: 1004.3149 · arxiv_version: 1004.3149v3 · doi: 10.48550/arxiv.1004.3149 · pith_short_12: UWLFVHC6JWKU · pith_short_16: UWLFVHC6JWKUZRS7 · pith_short_8: UWLFVHC6

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/UWLFVHC6JWKUZRS7A5D76GH4GA \
  | 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: a5965a9c5e4d954cc65f0747ff18fc3013ef59a982db31d892a47d0b0c67076f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e32200746c4b7a2d28474555bd939e88658d709895f21f3a87f5f0f4192a817",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-04-19T10:32:33Z",
    "title_canon_sha256": "b8396548d2d577f00d5b675582124b727619d36d5af41b9df6246b7e10d45a69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3149",
    "kind": "arxiv",
    "version": 3
  }
}