Pith Number

pith:LBZDK7ZF

pith:2017:LBZDK7ZFBLFYCRQRP4WEPF6DZM

not attested not anchored not stored refs pending

Positive Scalar Curvature and Minimal Hypersurface Singularities

Richard Schoen, Shing-Tung Yau

arxiv:1704.05490 v1 · 2017-04-18 · 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{LBZDK7ZFBLFYCRQRP4WEPF6DZM}

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	2026-05-18T00:46:07.300641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5872357f250acb8146117f2c4797c3cb1e3a4ff38fda0ad98cee4ff1151fda11

Aliases

arxiv: 1704.05490 · arxiv_version: 1704.05490v1 · doi: 10.48550/arxiv.1704.05490 · pith_short_12: LBZDK7ZFBLFY · pith_short_16: LBZDK7ZFBLFYCRQR · pith_short_8: LBZDK7ZF

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/LBZDK7ZFBLFYCRQRP4WEPF6DZM \
  | 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: 5872357f250acb8146117f2c4797c3cb1e3a4ff38fda0ad98cee4ff1151fda11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3a863e766fad48e577831601fbb29371839f8df19d47378f60d94272e49273f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-04-18T18:33:21Z",
    "title_canon_sha256": "02332a297817bde759bb5a8414f9ebf2e732c7ae0fbcbcc545d3667483f61d5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.05490",
    "kind": "arxiv",
    "version": 1
  }
}