Pith Number

pith:D4SC4IVY

pith:2026:D4SC4IVYL3UXCZFFEK76NTSRNW

not attested not anchored not stored refs pending

Enhancing Photometric Redshift Estimation for LSST with a Hybrid LSTM-Mixture Density Network

Chenggang Shu, Hubing Xiao, Shaohua Zhang, Wei Fang, Xinyu Luo, Yangyang Li, Zhijian Luo

arxiv:2607.07960 v1 · 2026-07-08 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4SC4IVYL3UXCZFFEK76NTSRNW}

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	2026-07-10T00:19:05.963311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f242e22b85ee97164a522bfe6ce516da3eb253dd6b959e4d3f242aa744de6e5

Aliases

arxiv: 2607.07960 · arxiv_version: 2607.07960v1 · doi: 10.48550/arxiv.2607.07960 · pith_short_12: D4SC4IVYL3UX · pith_short_16: D4SC4IVYL3UXCZFF · pith_short_8: D4SC4IVY

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/D4SC4IVYL3UXCZFFEK76NTSRNW \
  | 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: 1f242e22b85ee97164a522bfe6ce516da3eb253dd6b959e4d3f242aa744de6e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "727d61f4bf3e2655088452593c056f7c62c6daf4633acba42a38f53c75ea4b45",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-08T22:31:02Z",
    "title_canon_sha256": "9a19153ba34d6b7fcce6a92916313c5777dc74817c6da239d5b4b322dee2eec8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07960",
    "kind": "arxiv",
    "version": 1
  }
}