Pith Number

pith:HWUGUOP5

pith:2014:HWUGUOP5N74VC6HSGSD2CPOXOV

not attested not anchored not stored refs pending

On the global uniqueness for the Einstein-Maxwell-scalar field system with a cosmological constant. Part 1: Well posedness and breakdown criterion

Jo\~ao L. Costa, Jorge Drumond Silva, Jos\'e Nat\'ario, Pedro M. Gir\~ao

arxiv:1406.7245 v3 · 2014-06-27 · gr-qc · math-ph · math.AP · 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{HWUGUOP5N74VC6HSGSD2CPOXOV}

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	2026-05-18T01:42:45.737592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3da86a39fd6ff95178f23487a13dd775455b404d36056632e5d65df11d200eb0

Aliases

arxiv: 1406.7245 · arxiv_version: 1406.7245v3 · doi: 10.48550/arxiv.1406.7245 · pith_short_12: HWUGUOP5N74V · pith_short_16: HWUGUOP5N74VC6HS · pith_short_8: HWUGUOP5

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/HWUGUOP5N74VC6HSGSD2CPOXOV \
  | 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: 3da86a39fd6ff95178f23487a13dd775455b404d36056632e5d65df11d200eb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79878dcf07777e0eb783998fb6750b249ec3f8422a0ce609d516d18bee1a025b",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-06-27T17:47:08Z",
    "title_canon_sha256": "46a340f3abcf8418e9ed02ba0c64d8459837240395d8cf5334cd8f95ec41e7c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7245",
    "kind": "arxiv",
    "version": 3
  }
}