Pith Number

pith:W3IES4QH

pith:2017:W3IES4QHPBWD24DWM7UQDQ7T4R

not attested not anchored not stored refs pending

On a Waring's problem for integral quadratic and hermitian forms

Constantin N. Beli, Jingbo Liu, Maria Ines Icaza, Wai Kiu Chan

arxiv:1702.08854 v1 · 2017-02-28 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3IES4QHPBWD24DWM7UQDQ7T4R}

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	2026-05-18T00:49:47.731845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6d0497207786c3d707667e901c3f3e458a55431f05cd89cc3566e12970ca359

Aliases

arxiv: 1702.08854 · arxiv_version: 1702.08854v1 · doi: 10.48550/arxiv.1702.08854 · pith_short_12: W3IES4QHPBWD · pith_short_16: W3IES4QHPBWD24DW · pith_short_8: W3IES4QH

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/W3IES4QHPBWD24DWM7UQDQ7T4R \
  | 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: b6d0497207786c3d707667e901c3f3e458a55431f05cd89cc3566e12970ca359

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "908e456fd95c8f5d389c9f6f8b1e035e29877c06e483ef171790cc3cfb92d265",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-02-28T16:38:57Z",
    "title_canon_sha256": "fa2ca317acd9ff9f6bb53f9cddc6005c7470e656f764f9845c7c3d31e2fcea9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08854",
    "kind": "arxiv",
    "version": 1
  }
}