Pith Number

pith:3WXY2F4N

pith:2020:3WXY2F4NITCWLAVN4W6YVLCEFE

not attested not anchored not stored refs pending

A consistent model of non-singular Schwarzschild black hole in loop quantum gravity and its quasinormal modes

Che-Yu Chen, Dong-han Yeom, Mariam Bouhmadi-L\'opez, Pisin Chen, Suddhasattwa Brahma

arxiv:2004.13061 v2 · 2020-04-27 · gr-qc · astro-ph.HE · 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{3WXY2F4NITCWLAVN4W6YVLCEFE}

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

2 papers in Pith

Hawking Radiation from the Dymnikova Regular Black Hole

Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A$^*$

Receipt and verification

First computed	2026-07-05T01:23:59.570872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddaf8d178d44c56582ade5bd8aac442906b52a56ca743b929d4e83688bed9407

Aliases

arxiv: 2004.13061 · arxiv_version: 2004.13061v2 · doi: 10.48550/arxiv.2004.13061 · pith_short_12: 3WXY2F4NITCW · pith_short_16: 3WXY2F4NITCWLAVN · pith_short_8: 3WXY2F4N

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/3WXY2F4NITCWLAVN4W6YVLCEFE \
  | 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: ddaf8d178d44c56582ade5bd8aac442906b52a56ca743b929d4e83688bed9407

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "269738ca12c76dbbfcdf99fdb4b82a0501b25609740db64cba18490176565255",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-04-27T18:00:51Z",
    "title_canon_sha256": "90f073bb348d80e718cf28245aabdf033286e11c1a211f8e68a759901420ce57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13061",
    "kind": "arxiv",
    "version": 2
  }
}