Pith Number

pith:MK4GHCSL

pith:2021:MK4GHCSLVMQ4TKUEXGFUDMSK24

not attested not anchored not stored refs pending

Noncommutative Hodge conjecture

Xun Lin

arxiv:2102.03481 v3 · 2021-02-06 · 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{MK4GHCSLVMQ4TKUEXGFUDMSK24}

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	2026-07-05T03:20:33.955050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62b8638a4bab21c9aa84b98b41b24ad73cb4d38df4cef2d2b31aca4b19fe8010

Aliases

arxiv: 2102.03481 · arxiv_version: 2102.03481v3 · doi: 10.48550/arxiv.2102.03481 · pith_short_12: MK4GHCSLVMQ4 · pith_short_16: MK4GHCSLVMQ4TKUE · pith_short_8: MK4GHCSL

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/MK4GHCSLVMQ4TKUEXGFUDMSK24 \
  | 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: 62b8638a4bab21c9aa84b98b41b24ad73cb4d38df4cef2d2b31aca4b19fe8010

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b44224ac17b93b8c2c929a070e4363a79bf8ae31a4741787be86136835860797",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2021-02-06T02:37:56Z",
    "title_canon_sha256": "836dc026b7228323a8601058c2c21265786d91d8488bab72d0cad9d081d10835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.03481",
    "kind": "arxiv",
    "version": 3
  }
}