Pith Number

pith:VGTB2BVC

pith:2017:VGTB2BVC6BK3IG3QNVC3MNDKO2

not attested not anchored not stored refs pending

Chebyshev-type cubature formulas for doubling weights on spheres, balls and simplexes

Feng Dai, Han Feng

arxiv:1705.04864 v2 · 2017-05-13 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VGTB2BVC6BK3IG3QNVC3MNDKO2}

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	2026-05-18T00:40:23.712800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9a61d06a2f055b41b706d45b6346a7680a0fe6173f09ea7fda4f3450fb066b6

Aliases

arxiv: 1705.04864 · arxiv_version: 1705.04864v2 · doi: 10.48550/arxiv.1705.04864 · pith_short_12: VGTB2BVC6BK3 · pith_short_16: VGTB2BVC6BK3IG3Q · pith_short_8: VGTB2BVC

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/VGTB2BVC6BK3IG3QNVC3MNDKO2 \
  | 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: a9a61d06a2f055b41b706d45b6346a7680a0fe6173f09ea7fda4f3450fb066b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75697056a2282607a1d6bd4b6a67e35e489472de2205631d0dd2bad699019564",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-05-13T17:55:01Z",
    "title_canon_sha256": "36251ef781ee965cc977782733c7b552479dcb13089be13d2cbba6872b1fe523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04864",
    "kind": "arxiv",
    "version": 2
  }
}