Pith Number

pith:B7RNJRKU

pith:2018:B7RNJRKUDZACA6GA5UB447JZZX

not attested not anchored not stored refs pending

Compactness of conformally compact Einstein 4-manifolds II

Jie Qing, Sun-Yung A. Chang, Yuxin Ge

arxiv:1811.02112 v2 · 2018-11-06 · 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{B7RNJRKUDZACA6GA5UB447JZZX}

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	2026-05-17T23:40:49.427551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fe2d4c5541e402078c0ed03ce7d39cdc22ffe69593d3876790f5d718d4851d2

Aliases

arxiv: 1811.02112 · arxiv_version: 1811.02112v2 · doi: 10.48550/arxiv.1811.02112 · pith_short_12: B7RNJRKUDZAC · pith_short_16: B7RNJRKUDZACA6GA · pith_short_8: B7RNJRKU

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/B7RNJRKUDZACA6GA5UB447JZZX \
  | 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: 0fe2d4c5541e402078c0ed03ce7d39cdc22ffe69593d3876790f5d718d4851d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa26b051518e6508a744aca53adeb865349c6939961ab7cc01be9d1e56b0f1d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-11-06T01:32:51Z",
    "title_canon_sha256": "ab321f6f642bbade78640f0a15f390a0fbf67b9b6267c132e0dcdd402f002804"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02112",
    "kind": "arxiv",
    "version": 2
  }
}