Pith Number

pith:ZEC3PVCK

pith:2019:ZEC3PVCKITJ6ZHSFXYUXSGHQYT

not attested not anchored not stored refs pending

Observational Tests of Gauss-Bonnet Like Dark Energy Model

A. Khodam-Mohammadi, Z. Molavi

arxiv:1906.05668 v1 · 2019-06-11 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZEC3PVCKITJ6ZHSFXYUXSGHQYT}

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	2026-05-17T23:43:24.656578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c905b7d44a44d3ec9e45be297918f0c4c2d3db3d141ff3f4f23d95fb6dbc58f4

Aliases

arxiv: 1906.05668 · arxiv_version: 1906.05668v1 · doi: 10.48550/arxiv.1906.05668 · pith_short_12: ZEC3PVCKITJ6 · pith_short_16: ZEC3PVCKITJ6ZHSF · pith_short_8: ZEC3PVCK

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/ZEC3PVCKITJ6ZHSFXYUXSGHQYT \
  | 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: c905b7d44a44d3ec9e45be297918f0c4c2d3db3d141ff3f4f23d95fb6dbc58f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73eacf0a90e0182a48e4e5ce8e2fea4feaa085b5abba635ef9ed04b5a9a7159a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-06-11T07:55:07Z",
    "title_canon_sha256": "bc878b6a650cdd25eaff206a90e34629a682a1d41176931d4c146f5076d2ee26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05668",
    "kind": "arxiv",
    "version": 1
  }
}