Pith Number

pith:X6AD2HVL

pith:2020:X6AD2HVL43QXMV2CEGXBZMLFCB

not attested not anchored not stored refs pending

2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

A. Frasca, A. Vigan, C. F. Manara, C. Lazzoni, D. Mesa, E. Covino, E. Rigliaco, F. Z. Majidi, G. Chauvin, J.E. Schlieder, J. M. Alcal\'a, M. Bonnefoy, M. Langlois, R. Claudi, R. Gratton, S. Desidera, V. D'Orazi

arxiv:2001.10879 v2 · 2020-01-29 · 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{X6AD2HVL43QXMV2CEGXBZMLFCB}

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	2026-07-05T00:45:22.104846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf803d1eabe6e176574221ae1cb165104bfee5c82883f16edaa40cf1026fd3d0

Aliases

arxiv: 2001.10879 · arxiv_version: 2001.10879v2 · doi: 10.48550/arxiv.2001.10879 · pith_short_12: X6AD2HVL43QX · pith_short_16: X6AD2HVL43QXMV2C · pith_short_8: X6AD2HVL

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/X6AD2HVL43QXMV2CEGXBZMLFCB \
  | 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: bf803d1eabe6e176574221ae1cb165104bfee5c82883f16edaa40cf1026fd3d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "838e551db1e5d779c440e879e0e87e97111df3941b247cfc38e44fc2f8b3ff25",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-01-29T15:02:20Z",
    "title_canon_sha256": "72ecb553e08f9fd22d0b655bd3041a23cad83c9a034ad04c34b99bbccb4341de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.10879",
    "kind": "arxiv",
    "version": 2
  }
}