Pith Number

pith:2REBRCVP

pith:2011:2REBRCVPEQE6ZLQDJ4346WOZG2

not attested not anchored not stored refs pending

Thermodynamic Origin of the Cardassian Universe

Chao-Jun Feng, Xian-Yong Shen, Xin-zhou Li

arxiv:1101.5843 v1 · 2011-01-31 · 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{2REBRCVPEQE6ZLQDJ4346WOZG2}

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	2026-05-18T04:18:44.679991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d448188aaf2409ecae034f37cf59d936b014b7adcc77ded69024b272353df5e3

Aliases

arxiv: 1101.5843 · arxiv_version: 1101.5843v1 · doi: 10.48550/arxiv.1101.5843 · pith_short_12: 2REBRCVPEQE6 · pith_short_16: 2REBRCVPEQE6ZLQD · pith_short_8: 2REBRCVP

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/2REBRCVPEQE6ZLQDJ4346WOZG2 \
  | 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: d448188aaf2409ecae034f37cf59d936b014b7adcc77ded69024b272353df5e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84d74f496f678d4f46993bbbbc04705fe58c07bba0c27b575f3ad3b229ce07e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-01-31T03:32:21Z",
    "title_canon_sha256": "d41d8a0be127978b79d16d771fa6dce8209833830f1cd0594563db57ea883d70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5843",
    "kind": "arxiv",
    "version": 1
  }
}