Pith Number

pith:4TVJRNWQ

pith:2015:4TVJRNWQHIFLHPEPOO5YT2SUDH

not attested not anchored not stored refs pending

On equivariant versions of higher order orbifold Euler characteristics

A. Melle-Hern\'andez, I. Luengo, S.M. Gusein-Zade

arxiv:1504.07467 v2 · 2015-04-28 · math.AG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TVJRNWQHIFLHPEPOO5YT2SUDH}

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	2026-05-18T01:15:15.250162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ea98b6d03a0ab3bc8f73bb89ea5419c00cbc9bf802a91ab533ee3be41e2e54

Aliases

arxiv: 1504.07467 · arxiv_version: 1504.07467v2 · doi: 10.48550/arxiv.1504.07467 · pith_short_12: 4TVJRNWQHIFL · pith_short_16: 4TVJRNWQHIFLHPEP · pith_short_8: 4TVJRNWQ

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/4TVJRNWQHIFLHPEPOO5YT2SUDH \
  | 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: e4ea98b6d03a0ab3bc8f73bb89ea5419c00cbc9bf802a91ab533ee3be41e2e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5af4b5b53243ff5fee479377ba6e95676f2510735f58ef215f1cfb3288f5619",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-04-28T13:36:28Z",
    "title_canon_sha256": "23d01fcb1c1d54d956b4c685012d35dc94d25f752cc9ef484caf86e4f557bbe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07467",
    "kind": "arxiv",
    "version": 2
  }
}