Pith Number

pith:NN7SED4N

pith:2022:NN7SED4N3OF5LCZ63RU54ZURSC

not attested not anchored not stored refs pending

The Group of Isometries of $K_0(\mathbb P_n)$

Ivan Beldiev

arxiv:2212.01626 v2 · 2022-12-03 · 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{NN7SED4N3OF5LCZ63RU54ZURSC}

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	2026-07-05T05:23:47.974006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b7f220f8ddb8bd58b3edc69de6691908da663c7414f873ecaa9c190c4cc9829

Aliases

arxiv: 2212.01626 · arxiv_version: 2212.01626v2 · doi: 10.48550/arxiv.2212.01626 · pith_short_12: NN7SED4N3OF5 · pith_short_16: NN7SED4N3OF5LCZ6 · pith_short_8: NN7SED4N

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/NN7SED4N3OF5LCZ63RU54ZURSC \
  | 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: 6b7f220f8ddb8bd58b3edc69de6691908da663c7414f873ecaa9c190c4cc9829

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ba73c1dd51a88252ed74287644714e0d79c017c9ba965b78fc8fa466096e20e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2022-12-03T14:49:26Z",
    "title_canon_sha256": "5cfec57197aa10c0fe64f78867f7a07348d033669a80931e323b91ab701110df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.01626",
    "kind": "arxiv",
    "version": 2
  }
}