Pith Number

pith:UTMI5MC7

pith:2019:UTMI5MC7F5SCJBEZTFKQNGEJXJ

not attested not anchored not stored refs pending

Generalized Noether Theorem for Gauss-Bonnet Cosmology

Han Dong

arxiv:1906.05989 v2 · 2019-06-14 · 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{UTMI5MC7F5SCJBEZTFKQNGEJXJ}

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	2026-05-17T23:42:41.358192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4d88eb05f2f642484999955069889ba518f400fd9bfa961df647606aa95384e

Aliases

arxiv: 1906.05989 · arxiv_version: 1906.05989v2 · doi: 10.48550/arxiv.1906.05989 · pith_short_12: UTMI5MC7F5SC · pith_short_16: UTMI5MC7F5SCJBEZ · pith_short_8: UTMI5MC7

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/UTMI5MC7F5SCJBEZTFKQNGEJXJ \
  | 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: a4d88eb05f2f642484999955069889ba518f400fd9bfa961df647606aa95384e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87f81ce318bc3159ae4b04ddec15f59276b14e26d09e6c7b30f0cb560560014f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-06-14T02:38:58Z",
    "title_canon_sha256": "f205be7abc75277eb0097434ff31dec023861b0bcfa34269990812a1c3e3e8d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05989",
    "kind": "arxiv",
    "version": 2
  }
}