Pith Number

pith:CC2GNUHD

pith:2012:CC2GNUHD4PJ2Y2F3ED2MBG3RFS

not attested not anchored not stored refs pending

Schwarzschild black holes can wear scalar wigs

Alberto Diez-Tejedor, Argelia Bernal, Dar\'io N\'u\~nez, Juan Barranco, Juan Carlos Degollado, Miguel Alcubierre, Miguel Megevand, Olivier Sarbach

arxiv:1207.2153 v1 · 2012-07-09 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CC2GNUHD4PJ2Y2F3ED2MBG3RFS}

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	2026-05-18T03:46:47.055137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10b466d0e3e3d3ac68bb20f4c09b712ca447b3b7bd446559775496c3b11f5e20

Aliases

arxiv: 1207.2153 · arxiv_version: 1207.2153v1 · doi: 10.48550/arxiv.1207.2153 · pith_short_12: CC2GNUHD4PJ2 · pith_short_16: CC2GNUHD4PJ2Y2F3 · pith_short_8: CC2GNUHD

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/CC2GNUHD4PJ2Y2F3ED2MBG3RFS \
  | 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: 10b466d0e3e3d3ac68bb20f4c09b712ca447b3b7bd446559775496c3b11f5e20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df85188d77ee43dfee5f485749141395f1735887e2730b57febdc8642300e04c",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-07-09T20:00:04Z",
    "title_canon_sha256": "ecb4a505237e521aece38839142ce747effc41a055747c5df10ac73014bfd1a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2153",
    "kind": "arxiv",
    "version": 1
  }
}