Pith Number

pith:I3J4ERIF

pith:2008:I3J4ERIFZIBCOQ2HIIDJK5LHHV

not attested not anchored not stored refs pending

Eigenvalue Problem of Scalar Fields in BTZ Black Hole Spacetime

Kazuyasu Shigemoto, Maiko Kuwata, Masakatsu Kenmoku

arxiv:0803.0604 v1 · 2008-03-05 · 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{I3J4ERIFZIBCOQ2HIIDJK5LHHV}

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	2026-07-04T15:28:13.689241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46d3c24505ca0227434742069575673d7a62fd6d537a8dea2a5312c9924fd819

Aliases

arxiv: 0803.0604 · arxiv_version: 0803.0604v1 · doi: 10.48550/arxiv.0803.0604 · pith_short_12: I3J4ERIFZIBC · pith_short_16: I3J4ERIFZIBCOQ2H · pith_short_8: I3J4ERIF

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/I3J4ERIFZIBCOQ2HIIDJK5LHHV \
  | 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: 46d3c24505ca0227434742069575673d7a62fd6d537a8dea2a5312c9924fd819

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "019ee92fedfc16fa1208dda5f336bdde451d3d002488608d5dc2f971c6067e61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-03-05T08:05:54Z",
    "title_canon_sha256": "c1bd3a3b2efb647585bfe84e53f5b1e01d52355f3291d05eb5fb528e28726f1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.0604",
    "kind": "arxiv",
    "version": 1
  }
}