Pith Number

pith:X3PFT6NS

pith:2018:X3PFT6NSQMMZO7I4KD2EQZOSRY

not attested not anchored not stored refs pending

$Q$-curvature and gravity

E.F. Lavia, G. Giribet, J. Oliva, M. Chernicoff, N.E. Grandi

arxiv:1805.12160 v1 · 2018-05-30 · hep-th · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X3PFT6NSQMMZO7I4KD2EQZOSRY}

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	2026-05-17T23:59:52.677455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bede59f9b28319977d1c50f44865d28e2f76e2194a9680cb4d14656704c57415

Aliases

arxiv: 1805.12160 · arxiv_version: 1805.12160v1 · doi: 10.48550/arxiv.1805.12160 · pith_short_12: X3PFT6NSQMMZ · pith_short_16: X3PFT6NSQMMZO7I4 · pith_short_8: X3PFT6NS

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/X3PFT6NSQMMZO7I4KD2EQZOSRY \
  | 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: bede59f9b28319977d1c50f44865d28e2f76e2194a9680cb4d14656704c57415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "206876d14d2c91f8e3453eebbbce3ebe42ffafef6804880d63febe2c02890a28",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-05-30T18:13:41Z",
    "title_canon_sha256": "41c7fdfd1bfcfedfdd321d000a37b538ec2a095037f7ab4cb76328a83eabc515"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12160",
    "kind": "arxiv",
    "version": 1
  }
}