Pith Number

pith:NFWENXYF

pith:2013:NFWENXYFUT6IHT7TBV6TVTVQRL

not attested not anchored not stored refs pending

A note on the asymptotic behavior of conformal metrics with negative curvatures near isolated singularities

Tanran Zhang

arxiv:1304.2004 v1 · 2013-04-07 · 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{NFWENXYFUT6IHT7TBV6TVTVQRL}

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	2026-05-18T03:28:44.447929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

696c46df05a4fc83cff30d7d3aceb08ad0725b6d90878211a3e128b855d660e2

Aliases

arxiv: 1304.2004 · arxiv_version: 1304.2004v1 · doi: 10.48550/arxiv.1304.2004 · pith_short_12: NFWENXYFUT6I · pith_short_16: NFWENXYFUT6IHT7T · pith_short_8: NFWENXYF

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/NFWENXYFUT6IHT7TBV6TVTVQRL \
  | 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: 696c46df05a4fc83cff30d7d3aceb08ad0725b6d90878211a3e128b855d660e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24b2fbe351c96f61217c179e5cabb885433ad5f1d1cf70fc9d4d818f18cf44f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-04-07T14:19:02Z",
    "title_canon_sha256": "779b23c3ee1145e2ba6e35f85ba4f65bd162e48763eb4e41ec9a87c32377d8b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2004",
    "kind": "arxiv",
    "version": 1
  }
}