Pith Number

pith:RMYF2XZ3

pith:2019:RMYF2XZ3CRT6XF7KNUEWQIAAT2

not attested not anchored not stored refs pending

Characterizing isolated singularities of conformal hyperbolic metrics

Bin Xu, Yiqian Shi, Yu Feng

arxiv:1906.07522 v2 · 2019-06-18 · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RMYF2XZ3CRT6XF7KNUEWQIAAT2}

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	2026-05-17T23:41:52.824851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b305d5f3b1467eb97ea6d096820009eac2c2a70fd4509c6245a7cf94e562324

Aliases

arxiv: 1906.07522 · arxiv_version: 1906.07522v2 · doi: 10.48550/arxiv.1906.07522 · pith_short_12: RMYF2XZ3CRT6 · pith_short_16: RMYF2XZ3CRT6XF7K · pith_short_8: RMYF2XZ3

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/RMYF2XZ3CRT6XF7KNUEWQIAAT2 \
  | 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: 8b305d5f3b1467eb97ea6d096820009eac2c2a70fd4509c6245a7cf94e562324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01365bc96ecc3d687df38e2dec29df1bdec2232fc5c0eaf9d8a58359d2331075",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2019-06-18T12:23:00Z",
    "title_canon_sha256": "c8c9464a2932864226eec76c10f2f0c4dd82d7eded0050482133c83feed1174a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07522",
    "kind": "arxiv",
    "version": 2
  }
}