Pith Number

pith:UPF2NRW7

pith:2014:UPF2NRW7HSVEKZSSAJOIEKMDEL

not attested not anchored not stored refs pending

The substellar companion in the eclipsing white dwarf binary SDSS J141126.20+200911.1

Andrea Richichi, B. Burningham, B. T. G. Gaensicke, E. Breedt, L. K. Hardy, M. C. P. Bours, M. Mcallister, M. R. Burleigh, P. Irawati, P. Kerry, S. Bloemen, S. Catalan, S. G. Parsons, S. L. Casewell, S. P. Littlefair, T. R. Marsh, V. S. Dhillon

arxiv:1409.3125 v1 · 2014-09-10 · 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{UPF2NRW7HSVEKZSSAJOIEKMDEL}

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	2026-05-18T01:42:03.775730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3cba6c6df3caa456652025c82298322d573ad17d72deba716125ce697b8d99b

Aliases

arxiv: 1409.3125 · arxiv_version: 1409.3125v1 · doi: 10.48550/arxiv.1409.3125 · pith_short_12: UPF2NRW7HSVE · pith_short_16: UPF2NRW7HSVEKZSS · pith_short_8: UPF2NRW7

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/UPF2NRW7HSVEKZSSAJOIEKMDEL \
  | 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: a3cba6c6df3caa456652025c82298322d573ad17d72deba716125ce697b8d99b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f76f209cd5b3be6ca1138c6ec2e1b652f3a62dc5a8b804bba24ab0013da8aee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-10T15:51:58Z",
    "title_canon_sha256": "cbeb38af255896e67d482941e5c0e83746e8ccf2965be7ebc52addeb8d0d6e9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3125",
    "kind": "arxiv",
    "version": 1
  }
}