Pith Number

pith:PQIKH654

pith:2025:PQIKH6544CUYF3TR45CKYVOQDC

not attested not anchored not stored refs pending

The effects of asymptotically flat $R^2$ spacetime on black hole image of Sagittarius A*

Jian-Ming Yan, Qiang Wu, Tao Zhu

arxiv:2504.10956 v2 · 2025-04-15 · 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{PQIKH6544CUYF3TR45CKYVOQDC}

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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

Images of Braneworld black holes with radiatively inefficient accretion flows

Receipt and verification

First computed	2026-07-05T10:49:53.985009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c10a3fbbce0a982ee71e744ac55d0188c266b1c117b09d0e37e3d6e75bb4cd8

Aliases

arxiv: 2504.10956 · arxiv_version: 2504.10956v2 · doi: 10.48550/arxiv.2504.10956 · pith_short_12: PQIKH6544CUY · pith_short_16: PQIKH6544CUYF3TR · pith_short_8: PQIKH654

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/PQIKH6544CUYF3TR45CKYVOQDC \
  | 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: 7c10a3fbbce0a982ee71e744ac55d0188c266b1c117b09d0e37e3d6e75bb4cd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce1895413d8a8bd470f8e1651564d8f2ca94161ab93d20fae90e99ac0ec8e77e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-04-15T08:02:35Z",
    "title_canon_sha256": "c7915caa40cafeaddaefa5678befc60ebd4318ed03765bcb5449e1b300be7338"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.10956",
    "kind": "arxiv",
    "version": 2
  }
}