Pith Number

pith:C3I4NR7B

pith:2013:C3I4NR7BDUDF4FW35OMIRMLB2H

not attested not anchored not stored refs pending

Curvaton with nonminimal derivative coupling to gravity

Kaixi Feng, Taotao Qiu, Yun-Song Piao

arxiv:1307.7864 v2 · 2013-07-30 · hep-th · 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{C3I4NR7BDUDF4FW35OMIRMLB2H}

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	2026-05-18T01:48:33.013180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16d1c6c7e11d065e16dbeb9888b161d1e4e4a42b0e049dfdf15c7e25ecf18003

Aliases

arxiv: 1307.7864 · arxiv_version: 1307.7864v2 · doi: 10.48550/arxiv.1307.7864 · pith_short_12: C3I4NR7BDUDF · pith_short_16: C3I4NR7BDUDF4FW3 · pith_short_8: C3I4NR7B

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/C3I4NR7BDUDF4FW35OMIRMLB2H \
  | 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: 16d1c6c7e11d065e16dbeb9888b161d1e4e4a42b0e049dfdf15c7e25ecf18003

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cc58c729422192849fc7fbc6e315b89283eb93ae720e0165c35b941f62614c7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-07-30T08:14:42Z",
    "title_canon_sha256": "fd92bdffb79b7b904614a707b7b42690da5650abc192ba83969df31b149bdc8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7864",
    "kind": "arxiv",
    "version": 2
  }
}