Pith Number

pith:F6P3YSYX

pith:2019:F6P3YSYXSIVP3H6PP42ABJ7ZSD

not attested not anchored not stored refs pending

Searching for the Evidence of Dynamical Dark Energy

Deng Wang, Wei Zhang, Xin-he Meng

arxiv:1903.08913 v1 · 2019-03-21 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6P3YSYXSIVP3H6PP42ABJ7ZSD}

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	2026-05-17T23:49:49.743909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f9fbc4b17922afd9fcf7f3400a7f990f06cfe9e884766a4f698bb8ee0fd858f

Aliases

arxiv: 1903.08913 · arxiv_version: 1903.08913v1 · doi: 10.48550/arxiv.1903.08913 · pith_short_12: F6P3YSYXSIVP · pith_short_16: F6P3YSYXSIVP3H6P · pith_short_8: F6P3YSYX

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/F6P3YSYXSIVP3H6PP42ABJ7ZSD \
  | 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: 2f9fbc4b17922afd9fcf7f3400a7f990f06cfe9e884766a4f698bb8ee0fd858f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "441d4019bbc539011913aa99322e24c025be8da42db3b24b0dc6b14e04dd0a9f",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-03-21T10:32:44Z",
    "title_canon_sha256": "c6effa5130988129db73da5eeab32230611f41a7a3c38b6c44167bdc76bcb896"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08913",
    "kind": "arxiv",
    "version": 1
  }
}