Pith Number

pith:PURP54NU

pith:2020:PURP54NU5HQLSMLOLWNAPPBCJ6

not attested not anchored not stored refs pending

Late-time tails, entropy aspects, and stability of black holes with anisotropic fluids

B. Cuadros-Melgar, Jeferson de Oliveira, R. D. B. Fontana

arxiv:2003.00564 v1 · 2020-03-01 · gr-qc · 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{PURP54NU5HQLSMLOLWNAPPBCJ6}

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	2026-07-05T01:52:57.949111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d22fef1b4e9e0b9316e5d9a07bc224fb0b59f3d29797be90ed59760c11026a1

Aliases

arxiv: 2003.00564 · arxiv_version: 2003.00564v1 · doi: 10.48550/arxiv.2003.00564 · pith_short_12: PURP54NU5HQL · pith_short_16: PURP54NU5HQLSMLO · pith_short_8: PURP54NU

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/PURP54NU5HQLSMLOLWNAPPBCJ6 \
  | 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: 7d22fef1b4e9e0b9316e5d9a07bc224fb0b59f3d29797be90ed59760c11026a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1372f3ad223f327cc5e19a6aafe3d3793e3eded05cf1e2b9c47eb8cbb89cfaf6",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-03-01T19:23:24Z",
    "title_canon_sha256": "78db899f9dc68b59f0121b4c91c192f50216a3765825aaa25843ca881432edf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.00564",
    "kind": "arxiv",
    "version": 1
  }
}