Pith Number

pith:Q5HRG6NY

pith:2005:Q5HRG6NYZFKE324XWM53NWAHAH

not attested not anchored not stored refs pending

Semiclassical approach to black hole absorption of electromagnetic radiation emitted by a rotating charge

George E. A. Matsas, Jorge Castineiras, Luis C. B. Crispino, Rodrigo Murta

arxiv:gr-qc/0503050 v1 · 2005-03-11 · 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{Q5HRG6NYZFKE324XWM53NWAHAH}

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	2026-05-18T04:35:34.512922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

874f1379b8c9544deb97b33bb6d80701cf03a3ac192f4f9c7a5a70f50ec1abe4

Aliases

arxiv: gr-qc/0503050 · arxiv_version: gr-qc/0503050v1 · doi: 10.48550/arxiv.gr-qc/0503050 · pith_short_12: Q5HRG6NYZFKE · pith_short_16: Q5HRG6NYZFKE324X · pith_short_8: Q5HRG6NY

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/Q5HRG6NYZFKE324XWM53NWAHAH \
  | 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: 874f1379b8c9544deb97b33bb6d80701cf03a3ac192f4f9c7a5a70f50ec1abe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0016fcc134db1b93550ea1bee4ccac64c634d9088ab50396ec153a10ed23d13f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2005-03-11T12:22:56Z",
    "title_canon_sha256": "a25e9dbbf70e6ce634e289533727c1ec96cb8b07fc458726eb946ac67d59dd44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0503050",
    "kind": "arxiv",
    "version": 1
  }
}