Pith Number

pith:4AFSJRJR

pith:2017:4AFSJRJRIGQ54GUMZTBP7PGHM5

not attested not anchored not stored refs pending

Matrix of Polynomials Model based Polynomial Dictionary Learning Method for Acoustic Impulse Response Modeling

Jian Guan, Jing Dong, Pengming Feng, Wenwu Wang, Xuan Wang

arxiv:1705.08660 v1 · 2017-05-24 · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AFSJRJRIGQ54GUMZTBP7PGHM5}

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	2026-05-18T00:43:44.657879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e00b24c53141a1de1a8cccc2ffbcc7674327c3e3e96bce3afe772df6bd6d76af

Aliases

arxiv: 1705.08660 · arxiv_version: 1705.08660v1 · doi: 10.48550/arxiv.1705.08660 · pith_short_12: 4AFSJRJRIGQ5 · pith_short_16: 4AFSJRJRIGQ54GUM · pith_short_8: 4AFSJRJR

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/4AFSJRJRIGQ54GUMZTBP7PGHM5 \
  | 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: e00b24c53141a1de1a8cccc2ffbcc7674327c3e3e96bce3afe772df6bd6d76af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ef144581492fefd6c7719665b6da36d9f4868d8a9a9c54e84302fad510055a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2017-05-24T08:39:04Z",
    "title_canon_sha256": "cf15cc9a272bea8fa4f82a94dfc37098c71f660a68dbbee313fb5065d762d9cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08660",
    "kind": "arxiv",
    "version": 1
  }
}