Pith Number

pith:YW2TTC3U

pith:2013:YW2TTC3UUFVJNRLRVR4ZAF2KEL

not attested not anchored not stored refs pending

Coefficient estimates for Schwarz functions

Hitoshi Shiraishi, Toshio Hayami

arxiv:1302.6916 v1 · 2013-02-27 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YW2TTC3UUFVJNRLRVR4ZAF2KEL}

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	2026-05-18T03:32:18.143537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5b5398b74a16a96c571ac7990174a22e0c3025110fee4e60b864bbf90fcd66d

Aliases

arxiv: 1302.6916 · arxiv_version: 1302.6916v1 · doi: 10.48550/arxiv.1302.6916 · pith_short_12: YW2TTC3UUFVJ · pith_short_16: YW2TTC3UUFVJNRLR · pith_short_8: YW2TTC3U

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/YW2TTC3UUFVJNRLRVR4ZAF2KEL \
  | 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: c5b5398b74a16a96c571ac7990174a22e0c3025110fee4e60b864bbf90fcd66d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f27df4f108a5b4290b02f2e71ff61d1b0603f08ede9825f220973bc18ccd9c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-02-27T16:48:45Z",
    "title_canon_sha256": "f00c5e0d6d140be75c8d38783862c65a5d2616e953af4b0d5356b0067f6f43a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6916",
    "kind": "arxiv",
    "version": 1
  }
}