Pith Number

pith:R4WTGU5B

pith:2018:R4WTGU5BZ3J2C4VGBZTKMLWIYR

not attested not anchored not stored refs pending

Asymptotically flat Einstein-Maxwell fields are inheriting

Andras Vasy, Luc Nguyen, Paul Tod, Piotr T. Chrusciel

arxiv:1802.09915 v1 · 2018-02-23 · math.AP · gr-qc · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4WTGU5BZ3J2C4VGBZTKMLWIYR}

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	2026-05-18T00:22:21.909473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f2d3353a1ced3a172a60e66a62ec8c47c42a781d17c613b1185191288923142

Aliases

arxiv: 1802.09915 · arxiv_version: 1802.09915v1 · doi: 10.48550/arxiv.1802.09915 · pith_short_12: R4WTGU5BZ3J2 · pith_short_16: R4WTGU5BZ3J2C4VG · pith_short_8: R4WTGU5B

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/R4WTGU5BZ3J2C4VGBZTKMLWIYR \
  | 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: 8f2d3353a1ced3a172a60e66a62ec8c47c42a781d17c613b1185191288923142

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b4fdfd6e56c78bc061eda96715283fdba7b9a141aa99ded7bcd490557b59953",
    "cross_cats_sorted": [
      "gr-qc",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-02-23T22:29:23Z",
    "title_canon_sha256": "532cb967aece2ec0c808c5272b5815482ef1e7b42f602124a3cae4ace8c1f3ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09915",
    "kind": "arxiv",
    "version": 1
  }
}