Pith Number

pith:NIWM7I74

pith:2012:NIWM7I744E7SNZM4LKMWWZRFFE

not attested not anchored not stored refs pending

Lattice loop quantum cosmology: scalar perturbations

Edward Wilson-Ewing

arxiv:1205.3370 v2 · 2012-05-15 · 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{NIWM7I744E7SNZM4LKMWWZRFFE}

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	2026-05-18T01:57:31.993002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a2ccfa3fce13f26e59c5a996b6625291d3dde7d82caafae75f0df27730b1ecb

Aliases

arxiv: 1205.3370 · arxiv_version: 1205.3370v2 · doi: 10.48550/arxiv.1205.3370 · pith_short_12: NIWM7I744E7S · pith_short_16: NIWM7I744E7SNZM4 · pith_short_8: NIWM7I74

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/NIWM7I744E7SNZM4LKMWWZRFFE \
  | 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: 6a2ccfa3fce13f26e59c5a996b6625291d3dde7d82caafae75f0df27730b1ecb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "196c4729626492f921099878081caea6b231cbb5a28e4fedfe47ea04ebf78f4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-05-15T13:45:09Z",
    "title_canon_sha256": "3536444f4b28cd8177640d0ab99473724795f14e12022a200d57fbc7a6dcfe77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3370",
    "kind": "arxiv",
    "version": 2
  }
}