Pith Number

pith:YKU3WWTF

pith:2024:YKU3WWTFZSGSKH7727W5FZFJXA

not attested not anchored not stored refs pending

Manifolds with positive isotropic curvature of dimension at least nine

Zhengnan Chen

arxiv:2410.21078 v3 · 2024-10-28 · 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{YKU3WWTFZSGSKH7727W5FZFJXA}

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	2026-05-20T00:00:16.621571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2a9bb5a65cc8d251fffd7edd2e4a9b80b7e0426c440592acfd1a5967dd7c7c4

Aliases

arxiv: 2410.21078 · arxiv_version: 2410.21078v3 · doi: 10.48550/arxiv.2410.21078 · pith_short_12: YKU3WWTFZSGS · pith_short_16: YKU3WWTFZSGSKH77 · pith_short_8: YKU3WWTF

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/YKU3WWTFZSGSKH7727W5FZFJXA \
  | 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: c2a9bb5a65cc8d251fffd7edd2e4a9b80b7e0426c440592acfd1a5967dd7c7c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f24366ee80766cdc82859ec4e1bea8ba381eee5da25e5bb9e0c4001dfae0533b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2024-10-28T14:41:29Z",
    "title_canon_sha256": "f956ec441b0429a78a998e1cfcb93724d0c78572fb68a69eca017b70a1ea19a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.21078",
    "kind": "arxiv",
    "version": 3
  }
}