Pith Number

pith:GX7IC5BL

pith:2011:GX7IC5BLLK2JCCMTE3AJ2RN4IO

not attested not anchored not stored refs pending

Cyclic covering morphisms on $\bar{M}_{0,n}$

Maksym Fedorchuk

arxiv:1105.0655 v2 · 2011-05-03 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GX7IC5BLLK2JCCMTE3AJ2RN4IO}

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	2026-05-18T04:22:10.088762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35fe81742b5ab491099326c09d45bc4397f06638bb438ed05fedfff1b38cf930

Aliases

arxiv: 1105.0655 · arxiv_version: 1105.0655v2 · doi: 10.48550/arxiv.1105.0655 · pith_short_12: GX7IC5BLLK2J · pith_short_16: GX7IC5BLLK2JCCMT · pith_short_8: GX7IC5BL

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/GX7IC5BLLK2JCCMTE3AJ2RN4IO \
  | 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: 35fe81742b5ab491099326c09d45bc4397f06638bb438ed05fedfff1b38cf930

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de218bdb1076f28f58773fc598fa0ce704340081205fef2d59b9a286375c6c90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-05-03T19:13:10Z",
    "title_canon_sha256": "b14540b54c339e2146815f0f0be4af5d380fe560dabf20bbc894ec8a95cef97a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0655",
    "kind": "arxiv",
    "version": 2
  }
}