Pith Number

pith:VOP2NNEN

pith:2011:VOP2NNENXYUIMT7Q4T3QG3S77P

not attested not anchored not stored refs pending

Coherent systems and modular subvarieties of SU_C(r)

Michele Bolognesi (IRMAR), Sonia Brivio

arxiv:1109.5467 v1 · 2011-09-26 · 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{VOP2NNENXYUIMT7Q4T3QG3S77P}

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	2026-05-18T04:12:19.737818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab9fa6b48dbe28864ff0e4f7036e5ffbcbe34d8aa51a60e6e2d82c3b60105fc5

Aliases

arxiv: 1109.5467 · arxiv_version: 1109.5467v1 · doi: 10.48550/arxiv.1109.5467 · pith_short_12: VOP2NNENXYUI · pith_short_16: VOP2NNENXYUIMT7Q · pith_short_8: VOP2NNEN

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/VOP2NNENXYUIMT7Q4T3QG3S77P \
  | 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: ab9fa6b48dbe28864ff0e4f7036e5ffbcbe34d8aa51a60e6e2d82c3b60105fc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "595234686ab1f2965fab7a7f5413b172425ca875235c4f18b5f516718ab8b0a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-09-26T07:49:35Z",
    "title_canon_sha256": "d374a0441f10262ed823990f1b2afecdcc8f7c9a6bf6e442acf3302dce21434b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5467",
    "kind": "arxiv",
    "version": 1
  }
}