Pith Number

pith:ZYUDC4PV

pith:2026:ZYUDC4PV7LNVL2GNCMTOIKS7YQ

not attested not anchored not stored refs pending

Higgs Grassmannians

Beatriz Gra\~na Otero, Michele Graffeo, Ugo Bruzzo

arxiv:2605.29147 v1 · 2026-05-27 · 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{ZYUDC4PV7LNVL2GNCMTOIKS7YQ}

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	2026-05-29T01:05:20.790208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce283171f5fadb55e8cd1326e42a5fc4324cdd47fbf61031bd13cf147d0a97de

Aliases

arxiv: 2605.29147 · arxiv_version: 2605.29147v1 · doi: 10.48550/arxiv.2605.29147 · pith_short_12: ZYUDC4PV7LNV · pith_short_16: ZYUDC4PV7LNVL2GN · pith_short_8: ZYUDC4PV

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/ZYUDC4PV7LNVL2GNCMTOIKS7YQ \
  | 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: ce283171f5fadb55e8cd1326e42a5fc4324cdd47fbf61031bd13cf147d0a97de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ead9f9b8cda9f2db688c4784165c1737eb1396d7dbdeecc71abfa2f8cce0b8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-27T22:16:11Z",
    "title_canon_sha256": "ac1fed5a22afbc4774747b3c2f8e1780c295043b3bc6d1694fe5165ccb0d07a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29147",
    "kind": "arxiv",
    "version": 1
  }
}