Pith Number

pith:37MAWQ7X

pith:2018:37MAWQ7X4SVD2KDIL5LRDYKNQM

not attested not anchored not stored refs pending

Einstein-Klein-Gordon by gravitational decoupling

A Sotomayor, J Ovalle, R Casadio, R da Rocha, Z Stuchlik

arxiv:1811.08559 v1 · 2018-11-20 · 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{37MAWQ7X4SVD2KDIL5LRDYKNQM}

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	2026-05-18T00:00:12.232507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfd80b43f7e4aa3d28685f5711e14d8324eda9816e41b7b9bcafced600fba5ad

Aliases

arxiv: 1811.08559 · arxiv_version: 1811.08559v1 · doi: 10.48550/arxiv.1811.08559 · pith_short_12: 37MAWQ7X4SVD · pith_short_16: 37MAWQ7X4SVD2KDI · pith_short_8: 37MAWQ7X

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/37MAWQ7X4SVD2KDIL5LRDYKNQM \
  | 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: dfd80b43f7e4aa3d28685f5711e14d8324eda9816e41b7b9bcafced600fba5ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "136b2609f784ec60156fe428508bdbe2f16b7cb4781fe6d637de8921798f7fed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-20T16:24:07Z",
    "title_canon_sha256": "eb9c7de5a8cf839f460c891dfaa57522761c9cd21ad43e3748c70aaeeb8d8b23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08559",
    "kind": "arxiv",
    "version": 1
  }
}