Pith Number

pith:7YXTN3RR

pith:2018:7YXTN3RRPB3EK2C2TXZ3H3KNYY

not attested not anchored not stored refs pending

A proof of Comes-Kujawa's conjecture

Hebing Rui, LinLiang Song, Mengmeng Gao, Yucai Su

arxiv:1801.09071 v1 · 2018-01-27 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7YXTN3RRPB3EK2C2TXZ3H3KNYY}

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	2026-05-18T00:24:58.725857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe2f36ee31787645685a9df3b3ed4dc6324076d324bc0e3be32f84862822e4e3

Aliases

arxiv: 1801.09071 · arxiv_version: 1801.09071v1 · doi: 10.48550/arxiv.1801.09071 · pith_short_12: 7YXTN3RRPB3E · pith_short_16: 7YXTN3RRPB3EK2C2 · pith_short_8: 7YXTN3RR

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/7YXTN3RRPB3EK2C2TXZ3H3KNYY \
  | 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: fe2f36ee31787645685a9df3b3ed4dc6324076d324bc0e3be32f84862822e4e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c699a715fb8e6e1b7bdc11c30e91a362f2c752cb3c03c2166672c83d0744146",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2018-01-27T10:59:09Z",
    "title_canon_sha256": "f6f0499e9f421e061b48ee1b7de5dac276d7d0e8403353e9b84c3fbf5e8215b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09071",
    "kind": "arxiv",
    "version": 1
  }
}