Pith Number

pith:UOW2F74B

pith:2010:UOW2F74B2L5IILKVHJR6WNBZUH

not attested not anchored not stored refs pending

Half-flat structures on decomposable Lie groups

Fabian Schulte-Hengesbach, Marco Freibert

arxiv:1012.3714 v2 · 2010-12-16 · 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{UOW2F74B2L5IILKVHJR6WNBZUH}

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	2026-05-18T04:00:01.899726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3ada2ff81d2fa842d553a63eb3439a1d5a09fc14afa061026ad2aef1580dbfb

Aliases

arxiv: 1012.3714 · arxiv_version: 1012.3714v2 · doi: 10.48550/arxiv.1012.3714 · pith_short_12: UOW2F74B2L5I · pith_short_16: UOW2F74B2L5IILKV · pith_short_8: UOW2F74B

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/UOW2F74B2L5IILKVHJR6WNBZUH \
  | 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: a3ada2ff81d2fa842d553a63eb3439a1d5a09fc14afa061026ad2aef1580dbfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9401014e8ee7c394dd9be4c02ebcc8372e74896feccea2380cf4c54d7c32b530",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-12-16T18:40:32Z",
    "title_canon_sha256": "bb00377ebfb3cb957323b6e1e9bcda6a42ef32eb90a417b543a470b10fef52aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3714",
    "kind": "arxiv",
    "version": 2
  }
}