Pith Number

pith:2LZEHFMQ

pith:2002:2LZEHFMQ57XFB7MI5Q3PDWNPWQ

not attested not anchored not stored refs pending

Induction and restriction in formal deformation of coverings

Ariane Mezard, Jose Bertin

arxiv:math/0205228 v1 · 2002-05-22 · 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{2LZEHFMQ57XFB7MI5Q3PDWNPWQ}

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	2026-05-18T01:05:29.548263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2f2439590efee50fd88ec36f1d9afb42ccfcb192a02e2027e43609267a28af0

Aliases

arxiv: math/0205228 · arxiv_version: math/0205228v1 · doi: 10.48550/arxiv.math/0205228 · pith_short_12: 2LZEHFMQ57XF · pith_short_16: 2LZEHFMQ57XFB7MI · pith_short_8: 2LZEHFMQ

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/2LZEHFMQ57XFB7MI5Q3PDWNPWQ \
  | 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: d2f2439590efee50fd88ec36f1d9afb42ccfcb192a02e2027e43609267a28af0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d09e019aa6cb7d4253893813b993061137493a700abb9acb9069e2fc0dd40908",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2002-05-22T14:58:00Z",
    "title_canon_sha256": "9d89343ee46a488f0d15d9a3b624dbc6bfc0a2ae18f39ca75e0b4d2f035e1047"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0205228",
    "kind": "arxiv",
    "version": 1
  }
}