Pith Number

pith:3BEWMUTH

pith:2011:3BEWMUTHJVGQTJJVPUXAAS7BUI

not attested not anchored not stored refs pending

GIT for polarized curves

Fabio Felici, Filippo Viviani, Gilberto Bini, Margarida Melo

arxiv:1109.6908 v4 · 2011-09-30 · 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{3BEWMUTHJVGQTJJVPUXAAS7BUI}

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	2026-05-18T02:30:16.092492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8496652674d4d09a5357d2e004be1a21651d4eebd425ef0bd14b15eeb31b146

Aliases

arxiv: 1109.6908 · arxiv_version: 1109.6908v4 · doi: 10.48550/arxiv.1109.6908 · pith_short_12: 3BEWMUTHJVGQ · pith_short_16: 3BEWMUTHJVGQTJJV · pith_short_8: 3BEWMUTH

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/3BEWMUTHJVGQTJJVPUXAAS7BUI \
  | 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: d8496652674d4d09a5357d2e004be1a21651d4eebd425ef0bd14b15eeb31b146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e405c59c77f542412579817f8ccbad4fda4725b255fe418199a98c578bd22801",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-09-30T17:37:57Z",
    "title_canon_sha256": "0b0b935bd357a73f37b5a8c8ea64632fc624238fb6718025505494b75d8d38c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6908",
    "kind": "arxiv",
    "version": 4
  }
}