Pith Number

pith:Y5HZSYYT

pith:2002:Y5HZSYYTTOH2YU2E4TU2WM3TOC

not attested not anchored not stored refs pending

How to Test Stringy Dark Energy?

P.H. Frampton

arxiv:astro-ph/0209037 v2 · 2002-09-02 · astro-ph · gr-qc · hep-ph · 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{Y5HZSYYTTOH2YU2E4TU2WM3TOC}

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

Quintom Model Perturbations

Receipt and verification

First computed	2026-07-04T16:30:43.505624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c74f9963139b8fac5344e4e9ab3373708d6e442a89af47f2e5effe2914dafcd5

Aliases

arxiv: astro-ph/0209037 · arxiv_version: astro-ph/0209037v2 · doi: 10.48550/arxiv.astro-ph/0209037 · pith_short_12: Y5HZSYYTTOH2 · pith_short_16: Y5HZSYYTTOH2YU2E · pith_short_8: Y5HZSYYT

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/Y5HZSYYTTOH2YU2E4TU2WM3TOC \
  | 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: c74f9963139b8fac5344e4e9ab3373708d6e442a89af47f2e5effe2914dafcd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4558e0d712c1a2f3bf2b637fd1c50c1d4090ff6fdab55f00bb9614f44148861a",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-09-02T18:59:41Z",
    "title_canon_sha256": "f02a873a1d604d47d47a33928e33a36acaa48edd4f6c601aa39b0cbd8a1b5708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0209037",
    "kind": "arxiv",
    "version": 2
  }
}