Pith Number

pith:OJUMU3WM

pith:2013:OJUMU3WMNMHT5DKK34WTRVQ34G

not attested not anchored not stored refs pending

On the homology of the moduli space of plane sheaves with Hilbert polynomial 5m+3

Mario Maican

arxiv:1305.5511 v1 · 2013-05-23 · 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{OJUMU3WMNMHT5DKK34WTRVQ34G}

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	2026-05-18T01:23:09.111468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7268ca6ecc6b0f3e8d4adf2d38d61be18c8766eb9e52856bc2f988572b6e8c8d

Aliases

arxiv: 1305.5511 · arxiv_version: 1305.5511v1 · doi: 10.48550/arxiv.1305.5511 · pith_short_12: OJUMU3WMNMHT · pith_short_16: OJUMU3WMNMHT5DKK · pith_short_8: OJUMU3WM

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/OJUMU3WMNMHT5DKK34WTRVQ34G \
  | 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: 7268ca6ecc6b0f3e8d4adf2d38d61be18c8766eb9e52856bc2f988572b6e8c8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50b2bb68f8bd3367867cb02f8e417c5b3614438667bb09dbc5af63403ab20925",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-05-23T18:27:17Z",
    "title_canon_sha256": "69f46a96632321edd7c3b4f690f544d1b2b91b06997db20dbc1e2c792c7ee465"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5511",
    "kind": "arxiv",
    "version": 1
  }
}