Pith Number

pith:OYYRKXDV

pith:2025:OYYRKXDV7I6LYDDHEVR7YEFGZT

not attested not anchored not stored refs pending

The Drinfeld-Grinberg-Kazhdan theorem and embedding codimension of the arc space

Christopher Heng Chiu

arxiv:2504.05073 v2 · 2025-04-07 · 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{OYYRKXDV7I6LYDDHEVR7YEFGZT}

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.

Cited by

1 paper in Pith

The singular locus of a GL-variety

Receipt and verification

First computed	2026-06-30T01:17:22.684558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7631155c75fa3cbc0c672563fc10a6ccc9d653718a6633ca6ed4282be59c059b

Aliases

arxiv: 2504.05073 · arxiv_version: 2504.05073v2 · doi: 10.48550/arxiv.2504.05073 · pith_short_12: OYYRKXDV7I6L · pith_short_16: OYYRKXDV7I6LYDDH · pith_short_8: OYYRKXDV

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/OYYRKXDV7I6LYDDHEVR7YEFGZT \
  | 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: 7631155c75fa3cbc0c672563fc10a6ccc9d653718a6633ca6ed4282be59c059b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8673ba646d8cb962c76cc0edf14788b1ff2718e1d449cbd05c519d6e91bd663d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-04-07T13:39:56Z",
    "title_canon_sha256": "8d58dae67d6b01e47089d15cb926721d617e2bcd2993d579a9d771909b1d7148"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.05073",
    "kind": "arxiv",
    "version": 2
  }
}