Pith Number

pith:DFJOUDZZ

pith:2015:DFJOUDZZPXLBGXJH2C72GE5KRL

not attested not anchored not stored refs pending

Universality of isothermal fluid spheres in Lovelock gravity

Naresh Dadhich, Sudan Hansraj, Sunil D. Maharaj

arxiv:1510.07490 v1 · 2015-10-26 · 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{DFJOUDZZPXLBGXJH2C72GE5KRL}

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	2026-05-18T01:19:29.093432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1952ea0f397dd6135d27d0bfa313aa8ac04f02bd0f1162fd9b108bbe6201962a

Aliases

arxiv: 1510.07490 · arxiv_version: 1510.07490v1 · doi: 10.48550/arxiv.1510.07490 · pith_short_12: DFJOUDZZPXLB · pith_short_16: DFJOUDZZPXLBGXJH · pith_short_8: DFJOUDZZ

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/DFJOUDZZPXLBGXJH2C72GE5KRL \
  | 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: 1952ea0f397dd6135d27d0bfa313aa8ac04f02bd0f1162fd9b108bbe6201962a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a41d822c9990b62ccb3facc4e167c40e50ff6d80e067ebc8eb833dde5e625287",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-26T14:26:21Z",
    "title_canon_sha256": "07d58b701c8c09074156bf4e13334b79eb41f293fc0ef7d8035aba5feedb8cbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07490",
    "kind": "arxiv",
    "version": 1
  }
}