Pith Number

pith:OCJE6TDV

pith:2014:OCJE6TDVQ4IPH4536GTW6I3L6V

not attested not anchored not stored refs pending

Causal Structures in Gauss-Bonnet gravity

Keisuke Izumi

arxiv:1406.0677 v2 · 2014-06-03 · gr-qc · 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{OCJE6TDVQ4IPH4536GTW6I3L6V}

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	2026-05-18T02:43:45.096065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70924f4c758710f3f3bbf1a76f236bf5511732a6bbbfefc8a96322b42e8bc2b4

Aliases

arxiv: 1406.0677 · arxiv_version: 1406.0677v2 · doi: 10.48550/arxiv.1406.0677 · pith_short_12: OCJE6TDVQ4IP · pith_short_16: OCJE6TDVQ4IPH453 · pith_short_8: OCJE6TDV

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/OCJE6TDVQ4IPH4536GTW6I3L6V \
  | 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: 70924f4c758710f3f3bbf1a76f236bf5511732a6bbbfefc8a96322b42e8bc2b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b02da08afc3277c9498e467df5aead3a066017a817177c1fd232667909241688",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-06-03T11:55:32Z",
    "title_canon_sha256": "e339ebccc79fea189f7b87f31ef7176355cf659e853cea0da01a6e5201f4ab14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0677",
    "kind": "arxiv",
    "version": 2
  }
}