Pith Number

pith:4RFDDOWE

pith:2018:4RFDDOWEYHA6FX264263L3XGOL

not attested not anchored not stored refs pending

The Hawaii Infrared Parallax Program. III. 2MASS J0249-0557 c: A Wide Planetary-mass Companion to a Low-mass Binary in the beta Pic Moving Group

Adam L. Kraus, Andrew W. Mann, Beth A. Biller, Evgenya L. Shkolnik, Kaitlin M. Kratter, Katelyn N. Allers, Michael C. Liu, Trent J. Dupuy, William M. J. Best

arxiv:1807.05235 v2 · 2018-07-13 · 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{4RFDDOWEYHA6FX264263L3XGOL}

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	2026-05-18T00:08:38.139292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44a31bac4c1c1e2df5ee6bdb5eee672e89875fda385eb80943fc602395d1f05

Aliases

arxiv: 1807.05235 · arxiv_version: 1807.05235v2 · doi: 10.48550/arxiv.1807.05235 · pith_short_12: 4RFDDOWEYHA6 · pith_short_16: 4RFDDOWEYHA6FX26 · pith_short_8: 4RFDDOWE

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/4RFDDOWEYHA6FX264263L3XGOL \
  | 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: e44a31bac4c1c1e2df5ee6bdb5eee672e89875fda385eb80943fc602395d1f05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3260b80174930c2e1e3619f9e6534b3ee47d603111fab43b2b4cfa121b217ff8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-07-13T18:00:29Z",
    "title_canon_sha256": "99c1df4c91ed10f9db37fe8ca0060f7aacf719126bd1576bea4f6db383540201"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05235",
    "kind": "arxiv",
    "version": 2
  }
}