Pith Number

pith:FGAQL2QW

pith:2015:FGAQL2QWUFZWMU5G3LK6VKH7SJ

not attested not anchored not stored refs pending

Discovery of a Low-Mass Companion to the F7V star HD 984

A.-M. Lagrange, E. E. Mamajek, G. Chauvin, J. Lannier, J. Rameau, M. A. Kenworthy, M. Bonnefoy, M. R. Meyer, P. Delorme, S. P. Quanz, T. Meshkat

arxiv:1507.08291 v1 · 2015-07-29 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FGAQL2QWUFZWMU5G3LK6VKH7SJ}

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	2026-05-18T01:32:59.569849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

298105ea16a1736653a6dad5eaa8ff9241181e5cf3b9ee4e8f513da6d82cba81

Aliases

arxiv: 1507.08291 · arxiv_version: 1507.08291v1 · doi: 10.48550/arxiv.1507.08291 · pith_short_12: FGAQL2QWUFZW · pith_short_16: FGAQL2QWUFZWMU5G · pith_short_8: FGAQL2QW

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/FGAQL2QWUFZWMU5G3LK6VKH7SJ \
  | 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: 298105ea16a1736653a6dad5eaa8ff9241181e5cf3b9ee4e8f513da6d82cba81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ba2af793de8ee0bf375e6124c42c93902d7438d67d21e10f909afb0b0a58937",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-07-29T20:12:49Z",
    "title_canon_sha256": "197c70a1590e808585f75c9057df528c7427b10f51225d6679216f2828b69a2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08291",
    "kind": "arxiv",
    "version": 1
  }
}