Pith Number

pith:3HLDRVYT

pith:2019:3HLDRVYTX2JOHWMNXVEHD3UTVJ

not attested not anchored not stored refs pending

Discovery of Cold Brown Dwarfs or Free-Floating Giant Planets Close to the Sun

Adam Burgasser, Adam Schneider, Caroline Morley, Clara Sousa-Silva, Daniel Apai, Jackie Faherty, J. Davy Kirkpatrick, John Gizis, Mark Marley, Michael Cushing, Sandy K. Leggett, Trent Dupuy

arxiv:1903.04686 v1 · 2019-03-12 · astro-ph.SR · 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{3HLDRVYTX2JOHWMNXVEHD3UTVJ}

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	2026-05-17T23:51:28.953568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9d638d713be92e3d98dbd4871ee93aa494f33e091119e87ed4d8796c173adc0

Aliases

arxiv: 1903.04686 · arxiv_version: 1903.04686v1 · doi: 10.48550/arxiv.1903.04686 · pith_short_12: 3HLDRVYTX2JO · pith_short_16: 3HLDRVYTX2JOHWMN · pith_short_8: 3HLDRVYT

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/3HLDRVYTX2JOHWMNXVEHD3UTVJ \
  | 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: d9d638d713be92e3d98dbd4871ee93aa494f33e091119e87ed4d8796c173adc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f30eb0e8fc48145f7b290c9570c072f64ac0d9751cc1b39dd7bfb700b06c995c",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-12T01:30:11Z",
    "title_canon_sha256": "35673e6db2d98d49069307e91285ada6ca7f5e653b08bba92a45844d47f5c9c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04686",
    "kind": "arxiv",
    "version": 1
  }
}