Pith Number

pith:47JNE77E

pith:2012:47JNE77E5KSPWT4W3OEBY5OBUC

not attested not anchored not stored refs pending

Almost complex structure, blowdowns and McKay correspondence in quasitoric orbifolds

Mainak Poddar, Saibal Ganguli

arxiv:1202.5578 v1 · 2012-02-24 · math.DG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47JNE77E5KSPWT4W3OEBY5OBUC}

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	2026-05-18T04:01:25.326840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7d2d27fe4eaa4fb4f96db881c75c1a0a68c9b8124ebbcb076676bcbae515734

Aliases

arxiv: 1202.5578 · arxiv_version: 1202.5578v1 · doi: 10.48550/arxiv.1202.5578 · pith_short_12: 47JNE77E5KSP · pith_short_16: 47JNE77E5KSPWT4W · pith_short_8: 47JNE77E

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/47JNE77E5KSPWT4W3OEBY5OBUC \
  | 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: e7d2d27fe4eaa4fb4f96db881c75c1a0a68c9b8124ebbcb076676bcbae515734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b290a8cfe07782dbc3534c80264c4d6aea166baf3a74517084a86a6cbf81fadc",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-02-24T23:12:16Z",
    "title_canon_sha256": "21fb8265aeec7b2c57c2ea11f455ded7caad7c7b652e94b8167f94c714a7eff7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5578",
    "kind": "arxiv",
    "version": 1
  }
}