Pith Number

pith:IMZJUPTJ

pith:2010:IMZJUPTJZT42UKS2SAENQ2HATJ

not attested not anchored not stored refs pending

On the rationality of the moduli space of L\"uroth quartics

Christian B\"ohning, Hans-Christian Graf v. Bothmer

arxiv:1003.4635 v1 · 2010-03-24 · 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{IMZJUPTJZT42UKS2SAENQ2HATJ}

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	2026-05-18T00:35:09.754882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43329a3e69ccf9aa2a5a9008d868e09a6f8bbd74d6a614bc9d877a2cd7c00c31

Aliases

arxiv: 1003.4635 · arxiv_version: 1003.4635v1 · doi: 10.48550/arxiv.1003.4635 · pith_short_12: IMZJUPTJZT42 · pith_short_16: IMZJUPTJZT42UKS2 · pith_short_8: IMZJUPTJ

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/IMZJUPTJZT42UKS2SAENQ2HATJ \
  | 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: 43329a3e69ccf9aa2a5a9008d868e09a6f8bbd74d6a614bc9d877a2cd7c00c31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ab5daa193737c1b8129ddfa06f715681465250f3d25c7f77ceb6306f9aa7e60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-03-24T13:05:26Z",
    "title_canon_sha256": "a24b1591ad6f07da9909b9b8960df85cd42ab3ced5e4b33e913604424f169049"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4635",
    "kind": "arxiv",
    "version": 1
  }
}