Pith Number

pith:RXQCCLR4

pith:2014:RXQCCLR4IVTQKZBGTXQOPHGT62

not attested not anchored not stored refs pending

$\mathbb{A}^1$-curves on log smooth varieties

Qile Chen, Yi Zhu

arxiv:1407.5476 v4 · 2014-07-21 · 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{RXQCCLR4IVTQKZBGTXQOPHGT62}

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	2026-05-18T00:50:31.373616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8de0212e3c45670564269de0e79cd3f691c01849f0c0d19b121f04b19ab9355b

Aliases

arxiv: 1407.5476 · arxiv_version: 1407.5476v4 · doi: 10.48550/arxiv.1407.5476 · pith_short_12: RXQCCLR4IVTQ · pith_short_16: RXQCCLR4IVTQKZBG · pith_short_8: RXQCCLR4

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/RXQCCLR4IVTQKZBGTXQOPHGT62 \
  | 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: 8de0212e3c45670564269de0e79cd3f691c01849f0c0d19b121f04b19ab9355b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70cdd2d1c898938fad7c9c563a3d6a4b73c917a4b7bb3abc84b491f75385a4d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-07-21T12:53:05Z",
    "title_canon_sha256": "7848137df0bd963d2e08b26c1e992f7c9725cf4d5eb20b0b7781acb48129fd25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5476",
    "kind": "arxiv",
    "version": 4
  }
}