Pith Number

pith:45GHL6FW

pith:2025:45GHL6FW4OLQKKFEXUDK6VIGR7

not attested not anchored not stored refs pending

JWST's sharper view of EX Lup: cold water from ice sublimation during accretion outbursts

Agnes Kospal, Andrea Banzatti, Carlo F. Manara, Carlos E. Romero-Mirza, Christian Rab, Fernando Cruz-Saenz de Miera, Jeroen Bouwman, Joel D. Green, Karin I. Oberg, Peter Abraham, Rik Claes, Sarah A. Smith

arxiv:2504.13377 v1 · 2025-04-17 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45GHL6FW4OLQKKFEXUDK6VIGR7}

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	2026-07-05T10:50:53.924506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e74c75f8b6e3970528a4bd06af55068ffd5e18fdf7ec2fb84188184b6897a73d

Aliases

arxiv: 2504.13377 · arxiv_version: 2504.13377v1 · doi: 10.48550/arxiv.2504.13377 · pith_short_12: 45GHL6FW4OLQ · pith_short_16: 45GHL6FW4OLQKKFE · pith_short_8: 45GHL6FW

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/45GHL6FW4OLQKKFEXUDK6VIGR7 \
  | 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: e74c75f8b6e3970528a4bd06af55068ffd5e18fdf7ec2fb84188184b6897a73d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "474c24367cb2b26f13531a440a7cdedca603f88580f68d407dc00ec263a5d17f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-04-17T23:16:30Z",
    "title_canon_sha256": "25efe85ffe770e3dd85aeb79a13401d8b0570deef40b30cf5cee458f1ec82e75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13377",
    "kind": "arxiv",
    "version": 1
  }
}