Pith Number

pith:3WCUHJ73

pith:2002:3WCUHJ735CPQMELZWPEUKOMUNM

not attested not anchored not stored refs pending

A new class of obstructions to the smoothness of null infinity

J. A. Valiente-Kroon

arxiv:gr-qc/0211024 v1 · 2002-11-07 · 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{3WCUHJ735CPQMELZWPEUKOMUNM}

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.

Cited by

1 paper in Pith

Flat from AdS: in any dimension and for any spin

Receipt and verification

First computed	2026-07-04T16:33:47.949675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd8543a7fbe89f061179b3c94539946b1c125c2ff5dc75c1d8ef2c44613aa5b5

Aliases

arxiv: gr-qc/0211024 · arxiv_version: gr-qc/0211024v1 · doi: 10.48550/arxiv.gr-qc/0211024 · pith_short_12: 3WCUHJ735CPQ · pith_short_16: 3WCUHJ735CPQMELZ · pith_short_8: 3WCUHJ73

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/3WCUHJ735CPQMELZWPEUKOMUNM \
  | 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: dd8543a7fbe89f061179b3c94539946b1c125c2ff5dc75c1d8ef2c44613aa5b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7710bcca12421ced04ee6ed96630d12459229ec8c48ddda4625bba8cb48d4c7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-11-07T12:58:06Z",
    "title_canon_sha256": "c1441fb20de2d6fb1df3b80789fdcb44418af9d2e26d109fc02d3d40e7c26651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0211024",
    "kind": "arxiv",
    "version": 1
  }
}