Pith Number

pith:SSPZNOGB

pith:2021:SSPZNOGBZID3F23YD3ICF7OF7I

not attested not anchored not stored refs pending

Shadow cast and center of mass energy in a charged Gauss-Bonnet-AdS black hole

Jingli Ren, Muhammad Zahid, Saeed Ullah Khan

arxiv:2101.07673 v2 · 2021-01-18 · gr-qc · 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{SSPZNOGBZID3F23YD3ICF7OF7I}

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

1 paper in Pith

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

Receipt and verification

First computed	2026-07-05T02:55:38.540272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

949f96b8c1ca07b2eb781ed022fdc5fa3c14ff449c82ed9be42a1ad23f82d2b4

Aliases

arxiv: 2101.07673 · arxiv_version: 2101.07673v2 · doi: 10.48550/arxiv.2101.07673 · pith_short_12: SSPZNOGBZID3 · pith_short_16: SSPZNOGBZID3F23Y · pith_short_8: SSPZNOGB

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/SSPZNOGBZID3F23YD3ICF7OF7I \
  | 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: 949f96b8c1ca07b2eb781ed022fdc5fa3c14ff449c82ed9be42a1ad23f82d2b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb5745dd45a64a43df137c4d57c186e3a7dd12704aaf19d2b3ccb50e233471eb",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-01-18T17:17:56Z",
    "title_canon_sha256": "777d8ebbc3e7bd7342d96ada2ecdbad36a03cec8f91bacac39ef0a1bd8117161"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.07673",
    "kind": "arxiv",
    "version": 2
  }
}