Pith Number

pith:3AGGBXQC

pith:2019:3AGGBXQCU2IPBMZQ6KFRTHFAIM

not attested not anchored not stored refs pending

Doubling coverings via resolution of singularities and preparation

Omer Friedland, Raf Cluckers, Yosef Yomdin

arxiv:1903.04281 v1 · 2019-03-11 · math.CA · math.AG · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3AGGBXQCU2IPBMZQ6KFRTHFAIM}

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	2026-05-17T23:51:35.911930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d80c60de02a690f0b330f28b199ca0430628bd045ea01ee250bfea80a70027e1

Aliases

arxiv: 1903.04281 · arxiv_version: 1903.04281v1 · doi: 10.48550/arxiv.1903.04281 · pith_short_12: 3AGGBXQCU2IP · pith_short_16: 3AGGBXQCU2IPBMZQ · pith_short_8: 3AGGBXQC

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/3AGGBXQCU2IPBMZQ6KFRTHFAIM \
  | 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: d80c60de02a690f0b330f28b199ca0430628bd045ea01ee250bfea80a70027e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebec22fe35debccd45e1eb75c9a555c6b81fb4c407e5727ae356ff220b27c431",
    "cross_cats_sorted": [
      "math.AG",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-03-11T13:12:57Z",
    "title_canon_sha256": "29f57145aaf2d338a73c1ecaa77f3b85549a4f5b5b83822924509ad6df6067cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04281",
    "kind": "arxiv",
    "version": 1
  }
}