Pith Number

pith:GWV7L7AN

pith:2021:GWV7L7ANPDD4ENN6MIDEB3YFEX

not attested not anchored not stored refs pending

The feature of shadow images and observed luminosity of the Bardeen black hole surrounded by different accretions

Guo-Ping Li, Ke-Jian He, Sen Guo, Shuang-Cheng Tan

arxiv:2103.13664 v2 · 2021-03-25 · 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{GWV7L7ANPDD4ENN6MIDEB3YFEX}

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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

Optical Appearance of the Kerr-Bertotti-Robinson Black Hole with a Magnetically Driven Synchrotron Emissivity Model

Receipt and verification

First computed	2026-07-05T04:48:33.763342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35abf5fc0d78c7c235be620640ef0525c7dde9d8c7c79f8969961b69de18a2cc

Aliases

arxiv: 2103.13664 · arxiv_version: 2103.13664v2 · doi: 10.48550/arxiv.2103.13664 · pith_short_12: GWV7L7ANPDD4 · pith_short_16: GWV7L7ANPDD4ENN6 · pith_short_8: GWV7L7AN

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/GWV7L7ANPDD4ENN6MIDEB3YFEX \
  | 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: 35abf5fc0d78c7c235be620640ef0525c7dde9d8c7c79f8969961b69de18a2cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60459c329d7e1c64006b3846da3cf5c6e014e7affe895ea14c3f2e8acd3fda5b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-03-25T08:31:51Z",
    "title_canon_sha256": "ccd68394fc4565808eda2e9beeb638b6ce8162ad5572dd63f86911e60b8d8315"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.13664",
    "kind": "arxiv",
    "version": 2
  }
}