Pith Number

pith:O4DXCW6A

pith:2025:O4DXCW6AXFIPK4H7FSKNM6GVKJ

not attested not anchored not stored refs pending

Free-floating planetary mass objects in LDN 1495 from Euclid Early Release Observations

D. Barrado, E. Bertin, E. L. Mart\'in, H. Bouy, J.-C. Cuillandre, J. Olivares, M. Tamura, M. \v{Z}erjal, N. Hu\'elamo, S. Points, T. Rodrigues

arxiv:2502.16349 v2 · 2025-02-22 · astro-ph.SR · 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{O4DXCW6AXFIPK4H7FSKNM6GVKJ}

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	2026-07-05T10:46:00.734239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7707715bc0b950f570ff2c94d678d5527e30a3a685e398c6fa659eee7cb02f16

Aliases

arxiv: 2502.16349 · arxiv_version: 2502.16349v2 · doi: 10.48550/arxiv.2502.16349 · pith_short_12: O4DXCW6AXFIP · pith_short_16: O4DXCW6AXFIPK4H7 · pith_short_8: O4DXCW6A

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/O4DXCW6AXFIPK4H7FSKNM6GVKJ \
  | 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: 7707715bc0b950f570ff2c94d678d5527e30a3a685e398c6fa659eee7cb02f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d96ddaebbfa237717a3b3f419b99fa506946754f074b868333cda575ab96766",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-02-22T20:46:56Z",
    "title_canon_sha256": "00289a0686d7bb223725afeddbe32105c41f7ff7f6df836494088b0ef76fb9e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.16349",
    "kind": "arxiv",
    "version": 2
  }
}