Pith Number

pith:JXE5DNBH

pith:2015:JXE5DNBHFFRBNYSNW4JQM6Y3IQ

not attested not anchored not stored refs pending

Curves in Segre threefolds

Edoardo Ballico, Kiryong Chung, Sukmoon Huh

arxiv:1503.01240 v3 · 2015-03-04 · 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{JXE5DNBHFFRBNYSNW4JQM6Y3IQ}

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	2026-05-18T01:23:45.068524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dc9d1b427296216e24db713067b1b44054a7b8e630c1058d598bda4dba2e14e

Aliases

arxiv: 1503.01240 · arxiv_version: 1503.01240v3 · doi: 10.48550/arxiv.1503.01240 · pith_short_12: JXE5DNBHFFRB · pith_short_16: JXE5DNBHFFRBNYSN · pith_short_8: JXE5DNBH

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/JXE5DNBHFFRBNYSNW4JQM6Y3IQ \
  | 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: 4dc9d1b427296216e24db713067b1b44054a7b8e630c1058d598bda4dba2e14e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a97a1b1580288b09cbc9e3a5ae265248867ea2d6a332254dfd4801c7e164888",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-03-04T06:49:34Z",
    "title_canon_sha256": "d718b8b73b47ae0dc099fe5e6d6692e6ed363249760cb8506ace9819a3fcc056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01240",
    "kind": "arxiv",
    "version": 3
  }
}