Pith Number

pith:DLK3J6FL

pith:2015:DLK3J6FLYH3FFJRLVNOBZCSQJ3

not attested not anchored not stored refs pending

Some Special Cases of Bobadilla's Conjecture

Brian Hepler, David B. Massey

arxiv:1510.03077 v2 · 2015-10-11 · 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{DLK3J6FLYH3FFJRLVNOBZCSQJ3}

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	2026-05-18T01:25:24.267432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ad5b4f8abc1f652a62bab5c1c8a504ed414dae62f8ce32865d2beec35dd9914

Aliases

arxiv: 1510.03077 · arxiv_version: 1510.03077v2 · doi: 10.48550/arxiv.1510.03077 · pith_short_12: DLK3J6FLYH3F · pith_short_16: DLK3J6FLYH3FFJRL · pith_short_8: DLK3J6FL

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/DLK3J6FLYH3FFJRLVNOBZCSQJ3 \
  | 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: 1ad5b4f8abc1f652a62bab5c1c8a504ed414dae62f8ce32865d2beec35dd9914

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96c674f8e3e2547cc0a2d2a825e5ec51bf15a46232ed3b06aa661c8634273adc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-10-11T16:39:13Z",
    "title_canon_sha256": "40c07d04fa820c16c60c30b048d70326bb3cd71cbb7f51c0e4bd3112c4b91a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03077",
    "kind": "arxiv",
    "version": 2
  }
}