Pith Number

pith:7XTJO7AP

pith:2024:7XTJO7AP4LD5ELNARXVGV6RAHV

not attested not anchored not stored refs pending

Optical properties of Euler-Heisenberg black hole in the Cold Dark Matter Halo

Jian-Bo Deng, Lei You, Rui-bo Wang, Shi-Jie Ma, Xian-Ru Hu

arxiv:2403.12840 v1 · 2024-03-19 · 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{7XTJO7AP4LD5ELNARXVGV6RAHV}

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	2026-07-05T07:58:08.494310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fde6977c0fe2c7d22da08dea6afa203d751292a712a9b9ad4ff517573869ae14

Aliases

arxiv: 2403.12840 · arxiv_version: 2403.12840v1 · doi: 10.48550/arxiv.2403.12840 · pith_short_12: 7XTJO7AP4LD5 · pith_short_16: 7XTJO7AP4LD5ELNA · pith_short_8: 7XTJO7AP

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/7XTJO7AP4LD5ELNARXVGV6RAHV \
  | 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: fde6977c0fe2c7d22da08dea6afa203d751292a712a9b9ad4ff517573869ae14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a720128f68fc293b8d611aa01413ddc7e3ced454d1d9d3edbca110937fed8f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-03-19T15:46:18Z",
    "title_canon_sha256": "2ab6a75f99de11a0864785eb7fe0bea2a2fd57e211b1d1d99e8b48c81103f786"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.12840",
    "kind": "arxiv",
    "version": 1
  }
}