Pith Number

pith:ISJHSLF5

pith:2011:ISJHSLF5X5L2KDJKGYZFEUKZSV

not attested not anchored not stored refs pending

ALE Ricci-flat Kahler metrics and deformations of quotient surface singularities

Ioana Suvaina

arxiv:1102.2672 v1 · 2011-02-14 · 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{ISJHSLF5X5L2KDJKGYZFEUKZSV}

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	2026-05-18T04:28:46.745396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4492792cbdbf57a50d2a36325251599553971fa8fa17b5ec0f4a89da26bb40cc

Aliases

arxiv: 1102.2672 · arxiv_version: 1102.2672v1 · doi: 10.48550/arxiv.1102.2672 · pith_short_12: ISJHSLF5X5L2 · pith_short_16: ISJHSLF5X5L2KDJK · pith_short_8: ISJHSLF5

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/ISJHSLF5X5L2KDJKGYZFEUKZSV \
  | 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: 4492792cbdbf57a50d2a36325251599553971fa8fa17b5ec0f4a89da26bb40cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be2db554c2b9e8f9f660518306946865368e69b1719e791b76d681e0782623fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-02-14T04:16:54Z",
    "title_canon_sha256": "096cd97da54bd12f07eab9372f8e6fe40f1d1f746e805fd45139075f13406a19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2672",
    "kind": "arxiv",
    "version": 1
  }
}