Pith Number

pith:HMFUQODS

pith:2016:HMFUQODSDDQWBPZEISPFNNWEMM

not attested not anchored not stored refs pending

Bergman-Einstein metrics, hyperbolic metrics and Stein spaces with spherical boundaries

Ming Xiao, Xiaojun Huang

arxiv:1604.07065 v2 · 2016-04-24 · math.CV · 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{HMFUQODSDDQWBPZEISPFNNWEMM}

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	2026-05-17T23:40:27.028750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b0b48387218e160bf24449e56b6c4633f09c276a8ce6f7dcc9031c978479234

Aliases

arxiv: 1604.07065 · arxiv_version: 1604.07065v2 · doi: 10.48550/arxiv.1604.07065 · pith_short_12: HMFUQODSDDQW · pith_short_16: HMFUQODSDDQWBPZE · pith_short_8: HMFUQODS

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/HMFUQODSDDQWBPZEISPFNNWEMM \
  | 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: 3b0b48387218e160bf24449e56b6c4633f09c276a8ce6f7dcc9031c978479234

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ecc4d014a431aa2284bec8a0c3000e6a1af6260520b039aed3c68b8543058a2",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2016-04-24T18:04:12Z",
    "title_canon_sha256": "7c21d3aa38572d6aa16918a17022d3467f0a4fd2a34e94789dc77e4e8d9fa1f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07065",
    "kind": "arxiv",
    "version": 2
  }
}