Pith Number

pith:TPERCQX3

pith:2004:TPERCQX3TD4DL4JN3ZRNM7ANMR

not attested not anchored not stored refs pending

Euler Chern Simons Gravity from Lovelock Born Infeld Gravity

Eduardo Rodriguez, Fernando Izaurieta, Patricio Salgado

arxiv:hep-th/0402208 v1 · 2004-02-25 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPERCQX3TD4DL4JN3ZRNM7ANMR}

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	2026-05-18T02:35:39.900648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bc91142fb98f835f12dde62d67c0d646a3f172e9bff56f8ab932381c11c3497

Aliases

arxiv: hep-th/0402208 · arxiv_version: hep-th/0402208v1 · doi: 10.48550/arxiv.hep-th/0402208 · pith_short_12: TPERCQX3TD4D · pith_short_16: TPERCQX3TD4DL4JN · pith_short_8: TPERCQX3

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/TPERCQX3TD4DL4JN3ZRNM7ANMR \
  | 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: 9bc91142fb98f835f12dde62d67c0d646a3f172e9bff56f8ab932381c11c3497

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb8080d01c7d0058a1e3e517c6b19a8217f220ad9d1f881a30b7441ead0cd868",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-02-25T21:14:56Z",
    "title_canon_sha256": "682307a1c0d5ea6ac1322228046072907093be38418de338f32669d3faff2def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0402208",
    "kind": "arxiv",
    "version": 1
  }
}