Pith Number

pith:5KSHEAG4

pith:2020:5KSHEAG4ONVIEXQLGCKFCKEDQM

not attested not anchored not stored refs pending

Conformally invariant rigidity theorems on four-manifolds with boundary

Siyi Zhang

arxiv:2009.05164 v1 · 2020-09-10 · math.DG · math.AP

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5KSHEAG4ONVIEXQLGCKFCKEDQM}

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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.

Cited by

1 paper in Pith

Four-dimensional shrinkers with nonnegative Ricci curvature

Receipt and verification

First computed	2026-07-05T01:34:35.720998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaa47200dc736a825e0b30945128838322e19c9dc3a628fd44590cb699c2917e

Aliases

arxiv: 2009.05164 · arxiv_version: 2009.05164v1 · doi: 10.48550/arxiv.2009.05164 · pith_short_12: 5KSHEAG4ONVI · pith_short_16: 5KSHEAG4ONVIEXQL · pith_short_8: 5KSHEAG4

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/5KSHEAG4ONVIEXQLGCKFCKEDQM \
  | 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: eaa47200dc736a825e0b30945128838322e19c9dc3a628fd44590cb699c2917e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f452ff5315a302a072cf23a5083a109d5e0df2b56a7817cf8282d4dcbf0806a5",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2020-09-10T22:33:29Z",
    "title_canon_sha256": "2e468d8626d9cf224ec78bea8cf454b79210875b7c624d479da796197fb13719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.05164",
    "kind": "arxiv",
    "version": 1
  }
}