Pith Number

pith:2XNIGTXU

pith:2013:2XNIGTXUJRGMBJ65HH32UDVL2T

not attested not anchored not stored refs pending

Chimera: A hybrid approach to numerical loop quantum cosmology

Brajesh Gupt, Parampreet Singh, Peter Diener

arxiv:1310.4795 v2 · 2013-10-17 · 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{2XNIGTXUJRGMBJ65HH32UDVL2T}

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	2026-05-18T00:42:13.836407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5da834ef44c4cc0a7dd39f7aa0eabd4f30fa4dc63cb8f85e4f8d02423d001fc

Aliases

arxiv: 1310.4795 · arxiv_version: 1310.4795v2 · doi: 10.48550/arxiv.1310.4795 · pith_short_12: 2XNIGTXUJRGM · pith_short_16: 2XNIGTXUJRGMBJ65 · pith_short_8: 2XNIGTXU

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/2XNIGTXUJRGMBJ65HH32UDVL2T \
  | 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: d5da834ef44c4cc0a7dd39f7aa0eabd4f30fa4dc63cb8f85e4f8d02423d001fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd5a8448691eec4f35bbb006394235fd60d3ab531882b6e35b356c4bce34c29e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-10-17T18:46:20Z",
    "title_canon_sha256": "08a53e7a62449daa5e54a833ccd37b30db0f00fd777fa594f62dda1fd305705f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4795",
    "kind": "arxiv",
    "version": 2
  }
}