Pith Number

pith:PL2CHUQN

pith:2022:PL2CHUQNRKUBVOPAFCLYKH7GGW

not attested not anchored not stored refs pending

Spectroscopic data de-noising via training-set-free deep learning method

Dongchen Huang, Junde Liu, Tian Qian, Yi-feng Yang

arxiv:2210.10494 v2 · 2022-10-19 · cond-mat.mtrl-sci · cs.LG · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PL2CHUQNRKUBVOPAFCLYKH7GGW}

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	2026-07-05T06:09:45.537599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7af423d20d8aa81ab9e02897851fe635aff487db8bb994e5e51b17b36f244303

Aliases

arxiv: 2210.10494 · arxiv_version: 2210.10494v2 · doi: 10.48550/arxiv.2210.10494 · pith_short_12: PL2CHUQNRKUB · pith_short_16: PL2CHUQNRKUBVOPA · pith_short_8: PL2CHUQN

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/PL2CHUQNRKUBVOPAFCLYKH7GGW \
  | 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: 7af423d20d8aa81ab9e02897851fe635aff487db8bb994e5e51b17b36f244303

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30c4c42ced9539f3ea4f41cb9e7224ba30394d95c02f577b42a0ad212e021dbd",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2022-10-19T12:04:35Z",
    "title_canon_sha256": "5863b5beac1ca35243a4b44a0919e81cb879dbdecf062d74550134fb88479164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.10494",
    "kind": "arxiv",
    "version": 2
  }
}