Pith Number

pith:XNUGUKFB

pith:2015:XNUGUKFB6D6JHE3SLLFRHNFYLZ

not attested not anchored not stored refs pending

On the automorphism group of non-singular plane curves fixing the degree

Eslam Badr, Francesc Bars

arxiv:1503.01149 v2 · 2015-03-03 · 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{XNUGUKFB6D6JHE3SLLFRHNFYLZ}

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	2026-05-18T02:25:33.581686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb686a28a1f0fc9393725acb13b4b85e4c5a1eeca90561fd29392fddfd668b1a

Aliases

arxiv: 1503.01149 · arxiv_version: 1503.01149v2 · doi: 10.48550/arxiv.1503.01149 · pith_short_12: XNUGUKFB6D6J · pith_short_16: XNUGUKFB6D6JHE3S · pith_short_8: XNUGUKFB

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/XNUGUKFB6D6JHE3SLLFRHNFYLZ \
  | 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: bb686a28a1f0fc9393725acb13b4b85e4c5a1eeca90561fd29392fddfd668b1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b31fc8ebec4c023a88ba58ef10cb6b3fdea3582a8ac633a451b954bf89cfe6cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-03-03T22:33:57Z",
    "title_canon_sha256": "93c72ffdb2e4b793f25554608748d41d399163129178f8813dcac7a16fa7eb01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01149",
    "kind": "arxiv",
    "version": 2
  }
}