Pith Number

pith:CFJ6V7Z5

pith:2010:CFJ6V7Z5CZS7TDB64753SLIP3E

not attested not anchored not stored refs pending

Kodama time: Geometrically preferred foliations of spherically symmetric spacetimes

Gabriel Abreu (Victoria University of Wellington), Matt Visser (Victoria University of Wellington)

arxiv:1004.1456 v3 · 2010-04-09 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CFJ6V7Z5CZS7TDB64753SLIP3E}

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

Homothetic Killing horizons in generic Vaidya spacetimes

Receipt and verification

First computed	2026-05-18T02:33:34.651874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1153eaff3d1665f98c3ee7fbb92d0fd9225dca9fda7c7f7fefe0e6727cf7bb81

Aliases

arxiv: 1004.1456 · arxiv_version: 1004.1456v3 · doi: 10.48550/arxiv.1004.1456 · pith_short_12: CFJ6V7Z5CZS7 · pith_short_16: CFJ6V7Z5CZS7TDB6 · pith_short_8: CFJ6V7Z5

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/CFJ6V7Z5CZS7TDB64753SLIP3E \
  | 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: 1153eaff3d1665f98c3ee7fbb92d0fd9225dca9fda7c7f7fefe0e6727cf7bb81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4109cd5be68ccfd9a3da5dc72fdf26c1c5539d4712e59a603713b0bbe30dbaf7",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-04-09T04:15:51Z",
    "title_canon_sha256": "3d7ebd0854f3fb96555fa4faa2178ab8d08e7c4958666f9fd165bdb2774097bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1456",
    "kind": "arxiv",
    "version": 3
  }
}