Pith Number

pith:7ELAYMZZ

pith:2016:7ELAYMZZWTTSQPRBQ7P2GJEVCQ

not attested not anchored not stored refs pending

Non-diagonal four-dimensional cohomogeneity-one Einstein metrics in various signatures

Maciej Dunajski, Paul Tod

arxiv:1609.02747 v1 · 2016-09-09 · gr-qc · hep-th · 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{7ELAYMZZWTTSQPRBQ7P2GJEVCQ}

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	2026-05-18T01:04:40.916265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9160c3339b4e7283e2187dfa324951426f6df2e551c19548a1c8afed021fa82

Aliases

arxiv: 1609.02747 · arxiv_version: 1609.02747v1 · doi: 10.48550/arxiv.1609.02747 · pith_short_12: 7ELAYMZZWTTS · pith_short_16: 7ELAYMZZWTTSQPRB · pith_short_8: 7ELAYMZZ

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/7ELAYMZZWTTSQPRBQ7P2GJEVCQ \
  | 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: f9160c3339b4e7283e2187dfa324951426f6df2e551c19548a1c8afed021fa82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c1661e837bf5f4888a6b17ce404202c70e4f84c895ee954d246dd6bd661634a",
    "cross_cats_sorted": [
      "hep-th",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-09-09T11:20:13Z",
    "title_canon_sha256": "3443f4b87db9bba951b4d4ab9675b029839dc29b366e2af2dc84ad5bf0ba982e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02747",
    "kind": "arxiv",
    "version": 1
  }
}