Pith Number

pith:HMXWJ4PV

pith:1999:HMXWJ4PV2VPGIYJHIAV7L22A6H

not attested not anchored not stored refs pending

Three Dimensional Black Hole Coupled to the Born-Infeld Electrodynamics

Alberto Garcia, Mauricio Cataldo

arxiv:hep-th/9903257 v1 · 1999-03-30 · 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{HMXWJ4PV2VPGIYJHIAV7L22A6H}

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	2026-07-04T16:14:48.008430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b2f64f1f5d55e646127402bf5eb40f1cb82b75db8a66c20759994a3ef65c0c2

Aliases

arxiv: hep-th/9903257 · arxiv_version: hep-th/9903257v1 · doi: 10.48550/arxiv.hep-th/9903257 · pith_short_12: HMXWJ4PV2VPG · pith_short_16: HMXWJ4PV2VPGIYJH · pith_short_8: HMXWJ4PV

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/HMXWJ4PV2VPGIYJHIAV7L22A6H \
  | 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: 3b2f64f1f5d55e646127402bf5eb40f1cb82b75db8a66c20759994a3ef65c0c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b4d77e2c78d3a73d3ec57af3c2241c3b1714cfe6930acdb67b1884e43d49991",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-03-30T17:59:35Z",
    "title_canon_sha256": "e18b73ec5af6de76cdaee0ef66c29dd8d4ea22e9df0382f9de8caa123f3d8530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9903257",
    "kind": "arxiv",
    "version": 1
  }
}