Pith Number

pith:ULEG2NR7

pith:2011:ULEG2NR7NUGJW4IYYG2HCC5JM6

not attested not anchored not stored refs pending

New results for electromagnetic quasinormal modes of black holes

Denitsa Staicova, Plamen Fiziev

arxiv:1112.0310 v3 · 2011-12-01 · astro-ph.HE · 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{ULEG2NR7NUGJW4IYYG2HCC5JM6}

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	2026-05-18T03:38:02.939659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2c86d363f6d0c9b7118c1b4710ba967b5b13e0ad0ee0578f5671fc2284daeb2

Aliases

arxiv: 1112.0310 · arxiv_version: 1112.0310v3 · doi: 10.48550/arxiv.1112.0310 · pith_short_12: ULEG2NR7NUGJ · pith_short_16: ULEG2NR7NUGJW4IY · pith_short_8: ULEG2NR7

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/ULEG2NR7NUGJW4IYYG2HCC5JM6 \
  | 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: a2c86d363f6d0c9b7118c1b4710ba967b5b13e0ad0ee0578f5671fc2284daeb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de844c7b7b8a8545f5b04b17af95c1b73fbb31d8b2d4ca03708c2cbc1e008fc7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-12-01T20:56:47Z",
    "title_canon_sha256": "6e63c7b465ef71cc87694c9bc199b78e4b4b26646503cc2d7ce22352e2a5f9ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0310",
    "kind": "arxiv",
    "version": 3
  }
}