Pith Number

pith:2YBIHAVX

pith:2010:2YBIHAVXPRSHL4LNIXHLWKILEG

not attested not anchored not stored refs pending

Nilmanifolds with a calibrated G_2-structure

Diego Conti, Marisa Fern\'andez

arxiv:1008.0797 v2 · 2010-08-04 · 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{2YBIHAVXPRSHL4LNIXHLWKILEG}

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	2026-05-18T04:15:48.159719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6028382b77c6475f16d45cebb290b21bb52d0306c266f42d70c37091164b1e5

Aliases

arxiv: 1008.0797 · arxiv_version: 1008.0797v2 · doi: 10.48550/arxiv.1008.0797 · pith_short_12: 2YBIHAVXPRSH · pith_short_16: 2YBIHAVXPRSHL4LN · pith_short_8: 2YBIHAVX

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/2YBIHAVXPRSHL4LNIXHLWKILEG \
  | 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: d6028382b77c6475f16d45cebb290b21bb52d0306c266f42d70c37091164b1e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2daf0b8365b379851c2a815ee11306fe43d7c7e69958731ef465d91a6813cf1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-08-04T14:58:13Z",
    "title_canon_sha256": "5221bf67570b84fd8fdcd58267ebf53fe38b1b4edb7d29c205823613a14202d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0797",
    "kind": "arxiv",
    "version": 2
  }
}