Pith Number

pith:NTUHT245

pith:2013:NTUHT245NZSSKKQBBOL6DK25UV

not attested not anchored not stored refs pending

Extension of automorphisms of rational smooth affine curves

Jean-Philippe Furter, J\'er\'emy Blanc, Pierre-Marie Poloni

arxiv:1302.1589 v2 · 2013-02-06 · math.AG · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTUHT245NZSSKKQBBOL6DK25UV}

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	2026-05-17T23:54:07.942595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ce879eb9d6e65252a010b97e1ab5da56a1b991d31a0502bad17ead8308da733

Aliases

arxiv: 1302.1589 · arxiv_version: 1302.1589v2 · doi: 10.48550/arxiv.1302.1589 · pith_short_12: NTUHT245NZSS · pith_short_16: NTUHT245NZSSKKQB · pith_short_8: NTUHT245

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/NTUHT245NZSSKKQBBOL6DK25UV \
  | 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: 6ce879eb9d6e65252a010b97e1ab5da56a1b991d31a0502bad17ead8308da733

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f15ff9c911327ddcc45c7f2a627ac9ff63bb3441f74a2317f0df33391ad322f",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-02-06T21:30:26Z",
    "title_canon_sha256": "5c27d0f4fcc3064d49ae35c6ad062422692ea5b498a035da91220d7dc73f37a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1589",
    "kind": "arxiv",
    "version": 2
  }
}