Pith Number

pith:5QD3ZNGJ

pith:2012:5QD3ZNGJJU72C6KXTKONOXGRJA

not attested not anchored not stored refs pending

Scalar-tensor theories, trace anomalies and the QCD-frame

Federico Piazza, Francesco Nitti

arxiv:1202.2105 v2 · 2012-02-09 · hep-th · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QD3ZNGJJU72C6KXTKONOXGRJA}

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	2026-05-18T03:22:52.412906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec07bcb4c94d3fa179579a9cd75cd14829ed0ff771f0e87e280e7a0bafac44dd

Aliases

arxiv: 1202.2105 · arxiv_version: 1202.2105v2 · doi: 10.48550/arxiv.1202.2105 · pith_short_12: 5QD3ZNGJJU72 · pith_short_16: 5QD3ZNGJJU72C6KX · pith_short_8: 5QD3ZNGJ

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/5QD3ZNGJJU72C6KXTKONOXGRJA \
  | 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: ec07bcb4c94d3fa179579a9cd75cd14829ed0ff771f0e87e280e7a0bafac44dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63a188a1ab878258087e9113b855659afaa8689ab16c94f313cd7f02f7fbcbca",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-02-09T20:34:34Z",
    "title_canon_sha256": "5cb7f77e123613e3a0e9abc870357fd1b72090493f8d08e2450573a1b13e8d55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2105",
    "kind": "arxiv",
    "version": 2
  }
}