Pith Number

pith:DN7QEA6J

pith:2026:DN7QEA6JPDSAUD3YMCKTD5QSS2

not attested not anchored not stored refs pending

K-semistability and singularities of normal affine cones

Tran-Trung Nghiem

arxiv:2605.31247 v1 · 2026-05-29 · math.AG · 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{DN7QEA6JPDSAUD3YMCKTD5QSS2}

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	2026-06-01T01:04:06.369036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b7f0203c978e40a0f78609531f61296b64e6c41d4df18c67790e3bf0c7d3d36

Aliases

arxiv: 2605.31247 · arxiv_version: 2605.31247v1 · doi: 10.48550/arxiv.2605.31247 · pith_short_12: DN7QEA6JPDSA · pith_short_16: DN7QEA6JPDSAUD3Y · pith_short_8: DN7QEA6J

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/DN7QEA6JPDSAUD3YMCKTD5QSS2 \
  | 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: 1b7f0203c978e40a0f78609531f61296b64e6c41d4df18c67790e3bf0c7d3d36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc1e7accf5f394e07d0327e9bc2af93edd3f30822756ddcb91fd7458ba874ad2",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-29T12:46:37Z",
    "title_canon_sha256": "2301f23c236b7222170302ec9b5f3376a2fdd4a68f615003e4a59fd6084f9fff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31247",
    "kind": "arxiv",
    "version": 1
  }
}