Pith Number

pith:FHF2UFDW

pith:2009:FHF2UFDWZJY4D42O4FI2QRFFTF

not attested not anchored not stored refs pending

On anisotropic Gauss-Bonnet cosmologies in (n+1) dimensions, governed by an n-dimensional Finslerian 4-metric

V. D. Ivashchuk

arxiv:0909.5462 v3 · 2009-09-29 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FHF2UFDWZJY4D42O4FI2QRFFTF}

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	2026-05-18T04:24:04.151685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29cbaa1476ca71c1f34ee151a844a59965a23cdff8b921ff0b651feba1a7bcdc

Aliases

arxiv: 0909.5462 · arxiv_version: 0909.5462v3 · doi: 10.48550/arxiv.0909.5462 · pith_short_12: FHF2UFDWZJY4 · pith_short_16: FHF2UFDWZJY4D42O · pith_short_8: FHF2UFDW

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/FHF2UFDWZJY4D42O4FI2QRFFTF \
  | 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: 29cbaa1476ca71c1f34ee151a844a59965a23cdff8b921ff0b651feba1a7bcdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43a46cc35bdbfd4b013a3fe3983199cb1a0e52f72e6dfc1c3de958da148ec0c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-09-29T22:40:15Z",
    "title_canon_sha256": "294ce4168e53bb97c3b2fc20f7d89839cc519c8edfecd6119a4709152b35ab59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5462",
    "kind": "arxiv",
    "version": 3
  }
}