Pith Number

pith:GEVIFLB3

pith:2016:GEVIFLB3NGNLCSCVPVKLIGCZ3E

not attested not anchored not stored refs pending

The Halphen cubics of order two

Brian Harbourne, Joaquim Ro\'e, Thomas Bauer, Tomasz Szemberg

arxiv:1603.04480 v1 · 2016-03-14 · 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{GEVIFLB3NGNLCSCVPVKLIGCZ3E}

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	2026-05-18T01:19:04.850753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

312a82ac3b699ab148557d54b41859d9199ab7876fa722fba40ad34496f12f99

Aliases

arxiv: 1603.04480 · arxiv_version: 1603.04480v1 · doi: 10.48550/arxiv.1603.04480 · pith_short_12: GEVIFLB3NGNL · pith_short_16: GEVIFLB3NGNLCSCV · pith_short_8: GEVIFLB3

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/GEVIFLB3NGNLCSCVPVKLIGCZ3E \
  | 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: 312a82ac3b699ab148557d54b41859d9199ab7876fa722fba40ad34496f12f99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaf95373f67955712f77df1b185edec66dc134c46a2e6c3173936f5fec3d96fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-03-14T21:20:22Z",
    "title_canon_sha256": "7fae0ae9bfc22610ebe658980e793e572fa8186b45a7dd5f8deeba3ea6547728"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04480",
    "kind": "arxiv",
    "version": 1
  }
}