Pith Number

pith:ODWGFTKK

pith:2014:ODWGFTKKUSBGDSYZ46JQCO6NCN

not attested not anchored not stored refs pending

The Sasaki Join, Hamiltonian 2-forms, and Constant Scalar Curvature

Charles P. Boyer, Christina W. T{\o}nnesen-Friedman

arxiv:1402.2546 v3 · 2014-02-11 · 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{ODWGFTKKUSBGDSYZ46JQCO6NCN}

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	2026-05-18T01:08:27.592499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70ec62cd4aa48261cb19e793013bcd137105555b40975e6295b450b5104afb14

Aliases

arxiv: 1402.2546 · arxiv_version: 1402.2546v3 · doi: 10.48550/arxiv.1402.2546 · pith_short_12: ODWGFTKKUSBG · pith_short_16: ODWGFTKKUSBGDSYZ · pith_short_8: ODWGFTKK

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/ODWGFTKKUSBGDSYZ46JQCO6NCN \
  | 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: 70ec62cd4aa48261cb19e793013bcd137105555b40975e6295b450b5104afb14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c772f18eb352e2ec60d112e8701101da381264dcebc6010d2b49f220d99bbee6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-02-11T16:17:58Z",
    "title_canon_sha256": "cde960676d23cecbbadb2a0c0d111f86dd70a9df9d65125b550808bd2570ebec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2546",
    "kind": "arxiv",
    "version": 3
  }
}