Pith Number

pith:2Z6FIKN3

pith:2011:2Z6FIKN3GMGVZT62XBDLDBCQ33

not attested not anchored not stored refs pending

A Keck LGS AO Search for Brown Dwarf and Planetary Mass Companions to Upper Scorpius Brown Dwarfs

Beth Biller, Katelyn Allers, Laird Close, Michael Liu, Trent Dupuy

arxiv:1101.4934 v2 · 2011-01-25 · 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{2Z6FIKN3GMGVZT62XBDLDBCQ33}

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	2026-05-18T02:03:22.262682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d67c5429bb330d5ccfdab846b18450deda9202453d72ee1ea3f8dc74d5dfbc33

Aliases

arxiv: 1101.4934 · arxiv_version: 1101.4934v2 · doi: 10.48550/arxiv.1101.4934 · pith_short_12: 2Z6FIKN3GMGV · pith_short_16: 2Z6FIKN3GMGVZT62 · pith_short_8: 2Z6FIKN3

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/2Z6FIKN3GMGVZT62XBDLDBCQ33 \
  | 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: d67c5429bb330d5ccfdab846b18450deda9202453d72ee1ea3f8dc74d5dfbc33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0b21481d49cff839840a88bf3a1eb752684644cb2276eacd3ccdbb481dcc6b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-01-25T21:00:00Z",
    "title_canon_sha256": "56604f3177e0f4e57d3df908f80945b60403a8e9d5dc4eb2060da3d06c6e2cb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4934",
    "kind": "arxiv",
    "version": 2
  }
}