Pith Number

pith:W5E3BJ35

pith:2018:W5E3BJ35XNPM3E6PSJ3M3VNS4N

not attested not anchored not stored refs pending

Subcovers and codes on the $X_{n,r}$ curves

Alonso S. Castellanos, Guilherme Tizziotti, Herivelto Borges

arxiv:1803.03518 v1 · 2018-03-09 · 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{W5E3BJ35XNPM3E6PSJ3M3VNS4N}

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	2026-05-18T00:21:39.295492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b749b0a77dbb5ecd93cf9276cdd5b2e342a72731ccc1106c8c5b59fe96df7e51

Aliases

arxiv: 1803.03518 · arxiv_version: 1803.03518v1 · doi: 10.48550/arxiv.1803.03518 · pith_short_12: W5E3BJ35XNPM · pith_short_16: W5E3BJ35XNPM3E6P · pith_short_8: W5E3BJ35

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/W5E3BJ35XNPM3E6PSJ3M3VNS4N \
  | 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: b749b0a77dbb5ecd93cf9276cdd5b2e342a72731ccc1106c8c5b59fe96df7e51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0402bf5a50880136b417c9619bbdd555965f6531dfab525e0685a7bad9a33799",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-03-09T14:21:30Z",
    "title_canon_sha256": "f3c7c24059aff160ca83119504de360ae44b29dabf00a29685aa6405e894f01e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03518",
    "kind": "arxiv",
    "version": 1
  }
}