Pith Number

pith:IKRUKYU3

pith:2015:IKRUKYU3IIWGYYM64UWJ2FLX36

not attested not anchored not stored refs pending

The inequality between size and charge in spherical symmetry

Omar E. Ortiz, Pablo Anglada, Sergio Dain

arxiv:1511.04489 v2 · 2015-11-14 · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKRUKYU3IIWGYYM64UWJ2FLX36}

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	2026-05-18T01:19:47.725133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42a345629b422c6c619ee52c9d1577df9e03146b88abb9ce0fda2194819c4ae6

Aliases

arxiv: 1511.04489 · arxiv_version: 1511.04489v2 · doi: 10.48550/arxiv.1511.04489 · pith_short_12: IKRUKYU3IIWG · pith_short_16: IKRUKYU3IIWGYYM6 · pith_short_8: IKRUKYU3

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/IKRUKYU3IIWGYYM64UWJ2FLX36 \
  | 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: 42a345629b422c6c619ee52c9d1577df9e03146b88abb9ce0fda2194819c4ae6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15f0ec3981d598dd2d8c0afb952808c2e5b14ae7bd5d465a34d4ccd96b47743d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-11-14T01:19:46Z",
    "title_canon_sha256": "3aef8ec50726b1a928029f4f87496cf496e767e56b78a65d3cc197b7dc82540a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04489",
    "kind": "arxiv",
    "version": 2
  }
}