Pith Number

pith:TJEAF5L7

pith:2014:TJEAF5L7Z2COGFLDQ5D6JTFU2I

not attested not anchored not stored refs pending

Quasihomogeneous three-dimensional real analytic Lorentz metrics do not exist

Karin Melnick, Sorin Dumitrescu

arxiv:1406.2302 v2 · 2014-06-09 · 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{TJEAF5L7Z2COGFLDQ5D6JTFU2I}

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	2026-05-18T02:03:45.348849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a4802f57fce84e315638747e4ccb4d217c3ccf1c09322c1d2ce3d1a3b326201

Aliases

arxiv: 1406.2302 · arxiv_version: 1406.2302v2 · doi: 10.48550/arxiv.1406.2302 · pith_short_12: TJEAF5L7Z2CO · pith_short_16: TJEAF5L7Z2COGFLD · pith_short_8: TJEAF5L7

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/TJEAF5L7Z2COGFLDQ5D6JTFU2I \
  | 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: 9a4802f57fce84e315638747e4ccb4d217c3ccf1c09322c1d2ce3d1a3b326201

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0b9fcc0ce71020f2dd37d197dc50c714d02229da7c15025c9f949527c384412",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-06-09T19:55:46Z",
    "title_canon_sha256": "c6d22d3409a3e87e5aa167a3b821ede6593d75da7dbee8a27f6e218ff756e28c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2302",
    "kind": "arxiv",
    "version": 2
  }
}