Pith Number

pith:RO7K3LXV

pith:2026:RO7K3LXV5QQGFCP7SFJSHOLSQ2

not attested not anchored not stored refs pending

Hermitian manifolds with nonpositive holomorphic sectional curvature

Kai Tang

arxiv:2607.23246 v1 · 2026-07-25 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RO7K3LXV5QQGFCP7SFJSHOLSQ2}

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	2026-07-28T01:22:43.631095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bbeadaef5ec206289ff915323b972868cc05b7d2dea728c1a0258958b2b1586

Aliases

arxiv: 2607.23246 · arxiv_version: 2607.23246v1 · doi: 10.48550/arxiv.2607.23246 · pith_short_12: RO7K3LXV5QQG · pith_short_16: RO7K3LXV5QQGFCP7 · pith_short_8: RO7K3LXV

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/RO7K3LXV5QQGFCP7SFJSHOLSQ2 \
  | 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: 8bbeadaef5ec206289ff915323b972868cc05b7d2dea728c1a0258958b2b1586

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea75311c8c23280cbc1b5c47ddcd951989f8968442e9aaa0b8c251e720baa718",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2026-07-25T15:12:14Z",
    "title_canon_sha256": "79bfecb59c13e2f10f2b92cc629f0ec60a9ba0ece3cadfcdffccd2c1fb0c151e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23246",
    "kind": "arxiv",
    "version": 1
  }
}