Pith Number

pith:XGXPFK3M

pith:2017:XGXPFK3MAKAPM72W46RMSPHM4G

not attested not anchored not stored refs pending

Real inflection points of real hyperelliptic curves

Cristhian Garay L\'opez, Ethan Cotterill, Indranil Biswas

arxiv:1708.08400 v2 · 2017-08-28 · math.AG · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XGXPFK3MAKAPM72W46RMSPHM4G}

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	2026-05-18T00:04:08.210492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9aef2ab6c0280f67f56e7a2c93cece1a26648146b535ab487d736d9c00b811e

Aliases

arxiv: 1708.08400 · arxiv_version: 1708.08400v2 · doi: 10.48550/arxiv.1708.08400 · pith_short_12: XGXPFK3MAKAP · pith_short_16: XGXPFK3MAKAPM72W · pith_short_8: XGXPFK3M

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/XGXPFK3MAKAPM72W46RMSPHM4G \
  | 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: b9aef2ab6c0280f67f56e7a2c93cece1a26648146b535ab487d736d9c00b811e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ed5818f1484f458ba156e0905dfd3baf259258ccb9b4e523ce74b542b00bcd9",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-08-28T16:29:21Z",
    "title_canon_sha256": "18e2a3fcd34592d4e2caa0831dd3217a4c13db304a78a4e19e8b6bb22b440056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08400",
    "kind": "arxiv",
    "version": 2
  }
}