Pith Number

pith:R4MRVILU

pith:2016:R4MRVILU6OSLZ6MKRVGWPAIIHM

not attested not anchored not stored refs pending

Nonconnected Moduli Spaces of Nonnegative Sectional Curvature Metrics on Simply Connected Manifolds

Anand Dessai, Stephan Klaus, Wilderich Tuschmann

arxiv:1601.04877 v4 · 2016-01-19 · 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{R4MRVILU6OSLZ6MKRVGWPAIIHM}

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	2026-05-18T00:30:49.210598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f191aa174f3a4bcf98a8d4d6781083b1804044cfbcfdba77a41f5f776cedda0

Aliases

arxiv: 1601.04877 · arxiv_version: 1601.04877v4 · doi: 10.48550/arxiv.1601.04877 · pith_short_12: R4MRVILU6OSL · pith_short_16: R4MRVILU6OSLZ6MK · pith_short_8: R4MRVILU

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/R4MRVILU6OSLZ6MKRVGWPAIIHM \
  | 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: 8f191aa174f3a4bcf98a8d4d6781083b1804044cfbcfdba77a41f5f776cedda0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0449bbddb2954a97a389f6d9cb96d59fc4a34d363c3b00f3f9d7ec4cfb9692d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-01-19T11:36:30Z",
    "title_canon_sha256": "ffa1cff48103b0583c6850ea53cdaf2df8b756cf8b49ec7d30035e162421c7f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04877",
    "kind": "arxiv",
    "version": 4
  }
}