Pith Number

pith:SGLTIPZS

pith:2017:SGLTIPZSDCI53O45AJNH4YS4I7

not attested not anchored not stored refs pending

Hankel determinantal rings have rational singularities

Aldo Conca, Anurag K. Singh, Maral Mostafazadehfard, Matteo Varbaro

arxiv:1709.05685 v3 · 2017-09-17 · math.AC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGLTIPZSDCI53O45AJNH4YS4I7}

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	2026-05-18T00:10:47.434208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9197343f321891ddbb9d025a7e625c47e95e1a32f93a5607f994fb8eb7d0abae

Aliases

arxiv: 1709.05685 · arxiv_version: 1709.05685v3 · doi: 10.48550/arxiv.1709.05685 · pith_short_12: SGLTIPZSDCI5 · pith_short_16: SGLTIPZSDCI53O45 · pith_short_8: SGLTIPZS

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/SGLTIPZSDCI53O45AJNH4YS4I7 \
  | 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: 9197343f321891ddbb9d025a7e625c47e95e1a32f93a5607f994fb8eb7d0abae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4df88499db701c3e8ce031f56f65c41a65f61a2b065f20d53cdad830a9ecba24",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-09-17T16:07:48Z",
    "title_canon_sha256": "79b46009001877c71eef33be768d75b0be4a483a2210cceb580dc8cc6688113f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05685",
    "kind": "arxiv",
    "version": 3
  }
}