Pith Number

pith:MGJ3JERD

pith:2017:MGJ3JERDPIWGXIGM7M3LMPBLLK

not attested not anchored not stored refs pending

Birational geometry of the moduli space of pure sheaves on quadric surface

Han-Bom Moon, Kiryong Chung

arxiv:1703.00230 v1 · 2017-03-01 · 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{MGJ3JERDPIWGXIGM7M3LMPBLLK}

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	2026-05-18T00:49:45.508211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6193b492237a2c6ba0ccfb36b63c2b5abc55e57aa81f7a1060c7d992aa210e2e

Aliases

arxiv: 1703.00230 · arxiv_version: 1703.00230v1 · doi: 10.48550/arxiv.1703.00230 · pith_short_12: MGJ3JERDPIWG · pith_short_16: MGJ3JERDPIWGXIGM · pith_short_8: MGJ3JERD

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/MGJ3JERDPIWGXIGM7M3LMPBLLK \
  | 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: 6193b492237a2c6ba0ccfb36b63c2b5abc55e57aa81f7a1060c7d992aa210e2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e427c53bf4fac96b2394c4c480221a41061de71269f848c3d2989ac88c601d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-03-01T11:01:39Z",
    "title_canon_sha256": "fc54e5dd92ee21aceb0d9e12263c6c0859b9ac18ae70ade566188c26dd87f12e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00230",
    "kind": "arxiv",
    "version": 1
  }
}