Pith Number

pith:XENVN3Z7

pith:2025:XENVN3Z7BCMAJU4BUUZSXKLN2Q

not attested not anchored not stored refs pending

Variational Autoencoder Framework for Hyperspectral Retrievals (Hyper-VAE) of Phytoplankton Absorption and Chlorophyll a in Coastal Waters for NASA's EMIT and PACE Missions

Bingqing Liu, Jiadong Lou, Xiaodong Zhang, Xu Yuan, Yuanheng Xiong

arxiv:2504.13476 v1 · 2025-04-18 · cs.LG · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XENVN3Z7BCMAJU4BUUZSXKLN2Q}

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	2026-07-05T10:50:56.036308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b91b56ef3f089804d381a5332ba96dd42d85653a632199cf181332e465dc8f85

Aliases

arxiv: 2504.13476 · arxiv_version: 2504.13476v1 · doi: 10.48550/arxiv.2504.13476 · pith_short_12: XENVN3Z7BCMA · pith_short_16: XENVN3Z7BCMAJU4B · pith_short_8: XENVN3Z7

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/XENVN3Z7BCMAJU4BUUZSXKLN2Q \
  | 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: b91b56ef3f089804d381a5332ba96dd42d85653a632199cf181332e465dc8f85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c03f3377346e192d69f06de89b04d13678eb2d6f833cd2d52c888e540d187e7",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-18T05:37:14Z",
    "title_canon_sha256": "66d088b59f93aec6e2f3f1b32ace6c80abd8b42f59573a8a48557826a593bd3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13476",
    "kind": "arxiv",
    "version": 1
  }
}