Pith Number

pith:YGJBQVM3

pith:2018:YGJBQVM3ZX2N5FZGDV5YXBE2S3

not attested not anchored not stored refs pending

Loop Quantum Cosmology Scalar Field Models

K. Kleidis, V.K. Oikonomou

arxiv:1801.02578 v1 · 2018-01-08 · 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{YGJBQVM3ZX2N5FZGDV5YXBE2S3}

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	2026-05-18T00:18:14.059805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c19218559bcdf4de97261d7b8b849a96e8b73a8cc7ae7ec0616e9e8785465324

Aliases

arxiv: 1801.02578 · arxiv_version: 1801.02578v1 · doi: 10.48550/arxiv.1801.02578 · pith_short_12: YGJBQVM3ZX2N · pith_short_16: YGJBQVM3ZX2N5FZG · pith_short_8: YGJBQVM3

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/YGJBQVM3ZX2N5FZGDV5YXBE2S3 \
  | 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: c19218559bcdf4de97261d7b8b849a96e8b73a8cc7ae7ec0616e9e8785465324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46a9a7e0ca3851a51ebc91512e59049fc724032d99a2b4f9a5739d89c6e9411c",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-08T17:38:16Z",
    "title_canon_sha256": "87fd415ea286a1651981a007aa2c4bacf91e3f1d569af97e95ae32d46cd6f04e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02578",
    "kind": "arxiv",
    "version": 1
  }
}