Pith Number

pith:WOA5FIML

pith:2012:WOA5FIMLZ3ZUOVA5Z6H5RL5FBW

not attested not anchored not stored refs pending

Statefinder diagnostic and $w-w^{\prime}$ analysis for interacting polytropic gas dark energy model

A. Khodam-Mohammadi, M. Malekjani

arxiv:1201.0589 v2 · 2012-01-03 · 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{WOA5FIMLZ3ZUOVA5Z6H5RL5FBW}

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	2026-05-18T01:58:58.701199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b381d2a18bcef347541dcf8fd8afa50da2c84651d08d4eef8e5a0d5d40721f2c

Aliases

arxiv: 1201.0589 · arxiv_version: 1201.0589v2 · doi: 10.48550/arxiv.1201.0589 · pith_short_12: WOA5FIMLZ3ZU · pith_short_16: WOA5FIMLZ3ZUOVA5 · pith_short_8: WOA5FIML

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/WOA5FIMLZ3ZUOVA5Z6H5RL5FBW \
  | 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: b381d2a18bcef347541dcf8fd8afa50da2c84651d08d4eef8e5a0d5d40721f2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "449d2eddea2de2e2609862ddbfbac148119cd0c41d57f8e814345495368facb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-01-03T08:33:43Z",
    "title_canon_sha256": "fd44e370123b09582360e64c057248117534489edb00f51bf01949297fccc62a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0589",
    "kind": "arxiv",
    "version": 2
  }
}