Pith Number

pith:K73QWWDB

pith:2011:K73QWWDBCIT56L4RBVTNSWGI4O

not attested not anchored not stored refs pending

Universal plane curve and moduli spaces of 1-dimensional coherent sheaves

Oleksandr Iena

arxiv:1103.1485 v3 · 2011-03-08 · 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{K73QWWDBCIT56L4RBVTNSWGI4O}

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	2026-05-18T03:02:59.863442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57f70b58611227df2f910d66d958c8e3a1312badfbe36be9ba5770b61adfcf69

Aliases

arxiv: 1103.1485 · arxiv_version: 1103.1485v3 · doi: 10.48550/arxiv.1103.1485 · pith_short_12: K73QWWDBCIT5 · pith_short_16: K73QWWDBCIT56L4R · pith_short_8: K73QWWDB

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/K73QWWDBCIT56L4RBVTNSWGI4O \
  | 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: 57f70b58611227df2f910d66d958c8e3a1312badfbe36be9ba5770b61adfcf69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc7502b2dd917fb60f575b1d2c52cc6c16dd6dca5b500f81033eb5730b43b76d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-03-08T10:26:44Z",
    "title_canon_sha256": "4a1dcb02fe15f11c8118baa55b455de6d7c216eeade81ff1a7534ff29fdafa8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1485",
    "kind": "arxiv",
    "version": 3
  }
}