Pith Number

pith:VLMOBPYK

pith:2017:VLMOBPYKNOTNEHMFQMSCAT6J5J

not attested not anchored not stored refs pending

Does a generalized Chaplygin gas correctly describe the cosmological dark sector?

D.F. Mota, L. Casarini, R.F. vom Marttens, W.S. Hip\'olito-Ricaldi, W. Zimdahl

arxiv:1702.00651 v1 · 2017-02-02 · astro-ph.CO · gr-qc · hep-th

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VLMOBPYKNOTNEHMFQMSCAT6J5J}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:51:31.290937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aad8e0bf0a6ba6d21d858324204fc9ea60774a30430d991125461df258e76640

Aliases

arxiv: 1702.00651 · arxiv_version: 1702.00651v1 · doi: 10.48550/arxiv.1702.00651 · pith_short_12: VLMOBPYKNOTN · pith_short_16: VLMOBPYKNOTNEHMF · pith_short_8: VLMOBPYK

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/VLMOBPYKNOTNEHMFQMSCAT6J5J \
  | 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: aad8e0bf0a6ba6d21d858324204fc9ea60774a30430d991125461df258e76640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64160233a9dc272645764778128b36534e037f655098bd873f171d5e43c658eb",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-02-02T12:54:27Z",
    "title_canon_sha256": "eae69703332989879574552ce9ae4365f6422aaf232b5a8e9fdd083dffb514f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00651",
    "kind": "arxiv",
    "version": 1
  }
}