Pith Number

pith:6GECBTG6

pith:2013:6GECBTG6U55SRLV4CSWQFYCYU5

not attested not anchored not stored refs pending

Emergent Schwarzschild and Reissner-Nordstrom black holes in 4D: An effective curvature sourced by a B2-field on a D4-brane

Abhishek K. Singh, K. Priyabrat Pandey, Sunita Singh, Supriya Kar

arxiv:1305.3525 v2 · 2013-05-15 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6GECBTG6U55SRLV4CSWQFYCYU5}

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	2026-05-18T03:13:45.732081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f18820ccdea77b28aebc14ad02e058a74766571a2b6d2fcd0bca472a10814482

Aliases

arxiv: 1305.3525 · arxiv_version: 1305.3525v2 · doi: 10.48550/arxiv.1305.3525 · pith_short_12: 6GECBTG6U55S · pith_short_16: 6GECBTG6U55SRLV4 · pith_short_8: 6GECBTG6

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/6GECBTG6U55SRLV4CSWQFYCYU5 \
  | 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: f18820ccdea77b28aebc14ad02e058a74766571a2b6d2fcd0bca472a10814482

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59a3ab363906c3c4f06bc995988e6fd39463cdcf2df8658c8c1b1cee1e2c0b40",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-05-15T16:05:39Z",
    "title_canon_sha256": "458cd3b5e6d34c6f30ef54beb3b503f766d10325a81dc2164eba57b1ecc4f624"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3525",
    "kind": "arxiv",
    "version": 2
  }
}