Pith Number

pith:ZGXKYMMD

pith:2017:ZGXKYMMDXVXQVIZQS5RSLTCLWJ

not attested not anchored not stored refs pending

Revisit Sparse Polynomial Interpolation based on Randomized Kronecker Substitution

Qiao-Long Huang, Xiao-Shan Gao

arxiv:1712.05481 v2 · 2017-12-15 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGXKYMMDXVXQVIZQS5RSLTCLWJ}

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	2026-05-18T00:10:38.762929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9aeac3183bd6f0aa330976325cc4bb264a87b9104cbef751830fef81b58f4ce

Aliases

arxiv: 1712.05481 · arxiv_version: 1712.05481v2 · doi: 10.48550/arxiv.1712.05481 · pith_short_12: ZGXKYMMDXVXQ · pith_short_16: ZGXKYMMDXVXQVIZQ · pith_short_8: ZGXKYMMD

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/ZGXKYMMDXVXQVIZQS5RSLTCLWJ \
  | 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: c9aeac3183bd6f0aa330976325cc4bb264a87b9104cbef751830fef81b58f4ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31099e311e132106c5fcc5ce1221eed88f43f4408cbf38fcae0f05857ede8326",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2017-12-15T00:08:50Z",
    "title_canon_sha256": "be8f9acccd7ea5202aebe41d974f05ec68faad0858eeabb2f1b9ee351b417e4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05481",
    "kind": "arxiv",
    "version": 2
  }
}