Pith Number

pith:PSX4ANYD

pith:2026:PSX4ANYDOPZXWXSEH2HWPEC4UP

not attested not anchored not stored refs pending

Functional codes arising from rank $n$ Hermitian varieties and hypersurfaces in low dimensions

Subrata Manna

arxiv:2605.23221 v1 · 2026-05-22 · math.AG · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSX4ANYDOPZXWXSEH2HWPEC4UP}

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	2026-05-25T02:01:44.380594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cafc0370373f37b5e443e8f67905ca3c82b8188ae6da2057ffd64ba08bbdcdd

Aliases

arxiv: 2605.23221 · arxiv_version: 2605.23221v1 · doi: 10.48550/arxiv.2605.23221 · pith_short_12: PSX4ANYDOPZX · pith_short_16: PSX4ANYDOPZXWXSE · pith_short_8: PSX4ANYD

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/PSX4ANYDOPZXWXSEH2HWPEC4UP \
  | 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: 7cafc0370373f37b5e443e8f67905ca3c82b8188ae6da2057ffd64ba08bbdcdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "802171a7e28c9398979816abae8ce1b7e10aa92457c5944201b7823d7186d62b",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-22T04:31:53Z",
    "title_canon_sha256": "953615d2f673abd6f499a2f5d48a334207838a37649c5ef5444c4b21bbe19ad3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23221",
    "kind": "arxiv",
    "version": 1
  }
}