Pith Number

pith:TQCK3ETB

pith:2026:TQCK3ETBDDGQY2EMMCGG3LA4D2

not attested not anchored not stored refs pending

A remark on rational quartic curves in prime Fano threefolds of degree $22$

Jeong-Seop Kim, Kiryong Chung

arxiv:2606.18102 v1 · 2026-06-16 · 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{TQCK3ETBDDGQY2EMMCGG3LA4D2}

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	2026-06-19T16:10:48.532446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c04ad926118cd0c688c608c6dac1c1ea7617bd30ae082e8d05a929bbe1281e9

Aliases

arxiv: 2606.18102 · arxiv_version: 2606.18102v1 · doi: 10.48550/arxiv.2606.18102 · pith_short_12: TQCK3ETBDDGQ · pith_short_16: TQCK3ETBDDGQY2EM · pith_short_8: TQCK3ETB

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/TQCK3ETBDDGQY2EMMCGG3LA4D2 \
  | 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: 9c04ad926118cd0c688c608c6dac1c1ea7617bd30ae082e8d05a929bbe1281e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95f1711ebbeb6720bcb4ac0568aa22ec2a92a49d1ece4653db9e6c1d72436cf5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-06-16T16:03:07Z",
    "title_canon_sha256": "24a772d25c49311ee3bd1d630a81b6075e78759abb449c182c44a9b4ef61e2b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18102",
    "kind": "arxiv",
    "version": 1
  }
}