Pith Number

pith:7FPLIZCC

pith:2024:7FPLIZCCXCOWGNAXNLL4BJ3OID

not attested not anchored not stored refs pending

CMBFSCNN: Cosmic Microwave Background Polarization Foreground Subtraction with Convolutional Neural Network

Guo-Jian Wang, Jun-Qing Xia, Si-Yu Li, Ye-Peng Yan, Zirui Zhang

arxiv:2406.17685 v1 · 2024-06-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FPLIZCCXCOWGNAXNLL4BJ3OID}

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	2026-07-05T08:55:51.010747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f95eb46442b89d6334176ad7c0a76e40e30159ae67d43b0f2a494e86037eee33

Aliases

arxiv: 2406.17685 · arxiv_version: 2406.17685v1 · doi: 10.48550/arxiv.2406.17685 · pith_short_12: 7FPLIZCCXCOW · pith_short_16: 7FPLIZCCXCOWGNAX · pith_short_8: 7FPLIZCC

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/7FPLIZCCXCOWGNAXNLL4BJ3OID \
  | 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: f95eb46442b89d6334176ad7c0a76e40e30159ae67d43b0f2a494e86037eee33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7c85df09c6b7a1c33b3b8e2ce9bfdfb887c89190075c2060680582659f4ad8a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2024-06-25T16:21:12Z",
    "title_canon_sha256": "77c7d2ae4b155c152174df3402ec7e896ac7e8144dc52663fe30203fce1070b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.17685",
    "kind": "arxiv",
    "version": 1
  }
}