Pith Number

pith:IPM5VFS7

pith:2012:IPM5VFS7IEPJPPUGTA5MQJGM6I

not attested not anchored not stored refs pending

A New Class of Parametrization for Dark Energy without Divergence

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

arxiv:1206.0063 v1 · 2012-06-01 · astro-ph.CO · 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{IPM5VFS7IEPJPPUGTA5MQJGM6I}

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.

Cited by

2 papers in Pith

Constraints of dynamical dark energy models from different observational datasets

In the Realm of the Hubble tension $-$ a Review of Solutions

Receipt and verification

First computed	2026-05-18T03:36:56.587195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43d9da965f411e97be86983ac824ccf206a5c80dcd575d121c7ca5509a3f20ac

Aliases

arxiv: 1206.0063 · arxiv_version: 1206.0063v1 · doi: 10.48550/arxiv.1206.0063 · pith_short_12: IPM5VFS7IEPJ · pith_short_16: IPM5VFS7IEPJPPUG · pith_short_8: IPM5VFS7

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/IPM5VFS7IEPJPPUGTA5MQJGM6I \
  | 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: 43d9da965f411e97be86983ac824ccf206a5c80dcd575d121c7ca5509a3f20ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5da7373000db80c53f2859bc6efbf35c19e0510ce3e0513d0f94a2a3041bd72",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-06-01T01:43:41Z",
    "title_canon_sha256": "7ed09da08db31be4e0c4fbe8597be05eb7680434fece5720f7a18b189319c311"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0063",
    "kind": "arxiv",
    "version": 1
  }
}