Pith Number

pith:KJYX3K7F

pith:2012:KJYX3K7FD2WU5MCQONB4HODY23

not attested not anchored not stored refs pending

On Quotients of Formal Power Series

Qian Wang, Sanjiang Li, Yongming Li

arxiv:1203.2236 v1 · 2012-03-10 · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KJYX3K7FD2WU5MCQONB4HODY23}

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	2026-05-18T04:00:26.031760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52717dabe51ead4eb0507343c3b878d6e23fb0122f18764cf5bd0e19af7003ab

Aliases

arxiv: 1203.2236 · arxiv_version: 1203.2236v1 · doi: 10.48550/arxiv.1203.2236 · pith_short_12: KJYX3K7FD2WU · pith_short_16: KJYX3K7FD2WU5MCQ · pith_short_8: KJYX3K7F

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/KJYX3K7FD2WU5MCQONB4HODY23 \
  | 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: 52717dabe51ead4eb0507343c3b878d6e23fb0122f18764cf5bd0e19af7003ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd1b163385db069405b4aea92c80b3b1b306b0002a5c9c0db72a24cd5bfe69d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2012-03-10T07:08:59Z",
    "title_canon_sha256": "0a38284b7ce73bb3329887f77eede83de5a9bf791913cf870ce76ae719433f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2236",
    "kind": "arxiv",
    "version": 1
  }
}