Pith Number

pith:4VRONTEG

pith:2002:4VRONTEG3YDIUBFSXHVOLNYYU6

not attested not anchored not stored refs pending

A Way to the Dark Side of the Universe through Extra Dimensions

Je-An Gu

arxiv:astro-ph/0209223 v1 · 2002-09-11 · 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{4VRONTEG3YDIUBFSXHVOLNYYU6}

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	2026-05-18T00:37:17.742736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e562e6cc86de068a04b2b9eae5b718a781f513be47320b0ef1d382a6d2f1af9c

Aliases

arxiv: astro-ph/0209223 · arxiv_version: astro-ph/0209223v1 · doi: 10.48550/arxiv.astro-ph/0209223 · pith_short_12: 4VRONTEG3YDI · pith_short_16: 4VRONTEG3YDIUBFS · pith_short_8: 4VRONTEG

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/4VRONTEG3YDIUBFSXHVOLNYYU6 \
  | 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: e562e6cc86de068a04b2b9eae5b718a781f513be47320b0ef1d382a6d2f1af9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc1b60d0be505940dc5174e41cc413506764fd2bbd79b45b5695c93f38cc44af",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-09-11T17:39:44Z",
    "title_canon_sha256": "5ecd88e451e37c69dd53f19f710fd7f13e038d93e925d3c25823e646dc591b27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0209223",
    "kind": "arxiv",
    "version": 1
  }
}