Pith Number

pith:NNBXNAWU

pith:2012:NNBXNAWUS47ITENSPQ5IQPLCVC

not attested not anchored not stored refs pending

Courant Algebroids. A Short History

Yvette Kosmann-Schwarzbach

arxiv:1212.0559 v2 · 2012-12-03 · math.HO · math.DG · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNBXNAWUS47ITENSPQ5IQPLCVC}

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

Generalised Complex and Spinor Relations

Receipt and verification

First computed	2026-05-18T03:33:13.631229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b437682d4973e8991b27c3a883d62a8a9d42e5a449d9594f347897493ead40b

Aliases

arxiv: 1212.0559 · arxiv_version: 1212.0559v2 · doi: 10.48550/arxiv.1212.0559 · pith_short_12: NNBXNAWUS47I · pith_short_16: NNBXNAWUS47ITENS · pith_short_8: NNBXNAWU

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/NNBXNAWUS47ITENSPQ5IQPLCVC \
  | 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: 6b437682d4973e8991b27c3a883d62a8a9d42e5a449d9594f347897493ead40b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "871bb4939afe8dd0c12ddcced6eb1a80c22b2bad8784ba807117772670ee275b",
    "cross_cats_sorted": [
      "math.DG",
      "math.SG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2012-12-03T21:14:24Z",
    "title_canon_sha256": "d1df62487e72e4ccd84c4565be28d4957f22afcc91200278b7007ac4d5099b06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0559",
    "kind": "arxiv",
    "version": 2
  }
}