Pith Number

pith:IMMFUO3W

pith:2008:IMMFUO3WTFRCVTBYCNRAKW3DQM

not attested not anchored not stored refs pending

Observational constraints on the dark energy and dark matter mutual coupling

Bin Wang, Chang Feng, Elcio Abdalla, Ru-Keng Su

arxiv:0804.0110 v2 · 2008-04-01 · astro-ph · gr-qc · 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{IMMFUO3WTFRCVTBYCNRAKW3DQM}

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

1 paper in Pith

The model-independent degeneracy-breaking point in cosmological models with interacting Dark Energy and Dark Matter

Receipt and verification

First computed	2026-07-04T15:44:46.088872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43185a3b7699622acc381362055b638324ab71b0c9ba4dcb2b791c4e16fae833

Aliases

arxiv: 0804.0110 · arxiv_version: 0804.0110v2 · doi: 10.48550/arxiv.0804.0110 · pith_short_12: IMMFUO3WTFRC · pith_short_16: IMMFUO3WTFRCVTBY · pith_short_8: IMMFUO3W

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/IMMFUO3WTFRCVTBYCNRAKW3DQM \
  | 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: 43185a3b7699622acc381362055b638324ab71b0c9ba4dcb2b791c4e16fae833

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e78f31b16441265e4a49b42528f92f6a35738a48e2831fb941244bb451c1f89",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-01T08:49:08Z",
    "title_canon_sha256": "1809e57789afcd7ec5d704d607b0862cd6ef20ddf4a6e96440ac44e9ca7d0cfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.0110",
    "kind": "arxiv",
    "version": 2
  }
}