Pith Number

pith:4HGUC43K

pith:2010:4HGUC43KPEV6ZH3G6WKYCFRUO3

not attested not anchored not stored refs pending

Discovery of a nearby young brown dwarf binary candidate

Andreas Seifahrt, Ansgar Reiners, Stefan Dreizler

arxiv:1003.1715 v1 · 2010-03-08 · 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{4HGUC43KPEV6ZH3G6WKYCFRUO3}

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	2026-05-18T02:08:36.473462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1cd41736a792bec9f66f59581163476c6666883ceb6ce04eeda2caa713f8a51

Aliases

arxiv: 1003.1715 · arxiv_version: 1003.1715v1 · doi: 10.48550/arxiv.1003.1715 · pith_short_12: 4HGUC43KPEV6 · pith_short_16: 4HGUC43KPEV6ZH3G · pith_short_8: 4HGUC43K

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/4HGUC43KPEV6ZH3G6WKYCFRUO3 \
  | 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: e1cd41736a792bec9f66f59581163476c6666883ceb6ce04eeda2caa713f8a51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d14dee3a27de2e9bd266d64e2135bccf05a2ae35ea6ad10696349f0167f7f5e",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-08T21:00:01Z",
    "title_canon_sha256": "242be62bda1bd5a74f5ae5b4c4214bcb30babcba3e4c74c7a443d1c75c2a3e78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1715",
    "kind": "arxiv",
    "version": 1
  }
}