Pith Number

pith:A5F4IFGN

pith:2025:A5F4IFGNS7NY7ZNK7CGG3HQRVM

not attested not anchored not stored refs pending

Spectroscopy of Free-Floating Planetary-Mass Objects and their disks with JWST

Aleks Scholz, Antonella Natta, Belinda Damian, Koraljka Mu\v{z}i\'c, Laura Flagg, Leonardo Testi, Paola Pinilla, Ray Jayawardhana, V. Almendros-Abad

arxiv:2507.05155 v1 · 2025-07-07 · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A5F4IFGNS7NY7ZNK7CGG3HQRVM}

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	2026-07-05T11:33:09.927210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

074bc414cd97db8fe5aaf88c6d9e11ab3a5d7ea7e34f4019a48df1be3b2a4cfe

Aliases

arxiv: 2507.05155 · arxiv_version: 2507.05155v1 · doi: 10.48550/arxiv.2507.05155 · pith_short_12: A5F4IFGNS7NY · pith_short_16: A5F4IFGNS7NY7ZNK · pith_short_8: A5F4IFGN

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/A5F4IFGNS7NY7ZNK7CGG3HQRVM \
  | 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: 074bc414cd97db8fe5aaf88c6d9e11ab3a5d7ea7e34f4019a48df1be3b2a4cfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcdbc9afc88dc7e6f6092a613913c299d009d217f137c90a58cb61142ab7acc8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-07-07T16:11:20Z",
    "title_canon_sha256": "48d90dd899c3d10df7e20483df256193b90317f2d6a18de17669fa26895c6825"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.05155",
    "kind": "arxiv",
    "version": 1
  }
}