Pith Number

pith:MPVOFD7Y

pith:2013:MPVOFD7YSVK7DZKIDQAD3NJMMI

not attested not anchored not stored refs pending

Warm inflation in loop quantum cosmology: a model with a general dissipative coefficient

Jian-Yang Zhu, Xiao-Min Zhang

arxiv:1302.0168 v1 · 2013-02-01 · 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{MPVOFD7YSVK7DZKIDQAD3NJMMI}

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	2026-05-18T01:51:51.422542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63eae28ff89555f1e5481c003db52c6235129256cfdba1ce900dd7b94255e896

Aliases

arxiv: 1302.0168 · arxiv_version: 1302.0168v1 · doi: 10.48550/arxiv.1302.0168 · pith_short_12: MPVOFD7YSVK7 · pith_short_16: MPVOFD7YSVK7DZKI · pith_short_8: MPVOFD7Y

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/MPVOFD7YSVK7DZKIDQAD3NJMMI \
  | 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: 63eae28ff89555f1e5481c003db52c6235129256cfdba1ce900dd7b94255e896

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b17d43ad67a6002c70b028feb08b1b9979917d40fca778466a3bc966c884e3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-02-01T12:54:06Z",
    "title_canon_sha256": "55f1c1611be938853ab2bf3bcbb5d9844d23078d18acafa38d0cff06243ca369"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0168",
    "kind": "arxiv",
    "version": 1
  }
}