Pith Number

pith:EZQV3F5U

pith:2025:EZQV3F5U4NFSTOGO4UAJOPANMR

not attested not anchored not stored refs pending

Towards the Habitable Worlds Observatory: 1D CNN Retrieval of Reflection Spectra from Evolving Earth Analogs

Daniel B. de Freitas, Paulo C. F. da Silva Filho, Raissa Estrela, Sarah G. A. Barbosa

arxiv:2508.00076 v1 · 2025-07-31 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZQV3F5U4NFSTOGO4UAJOPANMR}

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.

Cited by

1 paper in Pith

An Agnostic Machine Learning Model of Photosynthetic Habitability

Receipt and verification

First computed	2026-07-05T11:46:48.522422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26615d97b4e34b29b8cee500973c0d6475e694f6f482e7621e6e2487eb1bd0cd

Aliases

arxiv: 2508.00076 · arxiv_version: 2508.00076v1 · doi: 10.48550/arxiv.2508.00076 · pith_short_12: EZQV3F5U4NFS · pith_short_16: EZQV3F5U4NFSTOGO · pith_short_8: EZQV3F5U

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/EZQV3F5U4NFSTOGO4UAJOPANMR \
  | 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: 26615d97b4e34b29b8cee500973c0d6475e694f6f482e7621e6e2487eb1bd0cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18cb668c110950afe00949f78bd03dc2a7fae73f695992db36df6904e0476f61",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-07-31T18:10:12Z",
    "title_canon_sha256": "7ad1a1b57ff9620c805f2d15f19c7ba4bc9f1b0eb545e076f0e6fc044363e4c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00076",
    "kind": "arxiv",
    "version": 1
  }
}