Pith Number

pith:5NVM4XG2

pith:2014:5NVM4XG2E6SL5A6SKTBIPQZHMD

not attested not anchored not stored refs pending

The effective cone of the moduli space of sheaves on the plane

Izzet Coskun, Jack Huizenga, Matthew Woolf

arxiv:1401.1613 v1 · 2014-01-08 · math.AG · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NVM4XG2E6SL5A6SKTBIPQZHMD}

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	2026-05-18T03:02:58.374060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb6ace5cda27a4be83d254c287c32760c82229af61b36d970284fb935e41a721

Aliases

arxiv: 1401.1613 · arxiv_version: 1401.1613v1 · doi: 10.48550/arxiv.1401.1613 · pith_short_12: 5NVM4XG2E6SL · pith_short_16: 5NVM4XG2E6SL5A6S · pith_short_8: 5NVM4XG2

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/5NVM4XG2E6SL5A6SKTBIPQZHMD \
  | 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: eb6ace5cda27a4be83d254c287c32760c82229af61b36d970284fb935e41a721

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a363e9ac5cab1e797ca9d81cde0ab37af775c8bdc9e6b04ea772de0fae46bef1",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-01-08T08:59:50Z",
    "title_canon_sha256": "c51b205091bbfa71da3dfa58d4b7c4401179e46b79bb10a85b169eb9a1434a1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1613",
    "kind": "arxiv",
    "version": 1
  }
}