Pith Number

pith:RPJWFB5T

pith:2009:RPJWFB5TWN7P5HN7KQT2XRTKVW

not attested not anchored not stored refs pending

Search for very low-mass brown dwarfs and free-floating planetary-mass objects in Taurus

2), (2) Max Planck Institute for Astronomy, (3) Department of Astronomy, 4), (4) Department of Astrophysical Sciences, (5) Department of Physics, Adam Burrows (3, Bertrand Goldman (2), Germany, Heidelberg, Lorne W. Hofstetter (5) ((1) ETH Zurich - Institute for Astronomy, Peyton Hall, Princeton, Princeton University, Sascha P. Quanz (1, Steward Observatory, Switzerland, Thomas Henning (2), Tucson, University of Arizona, USA, USA), Wolfgang Brandner (2), Zurich

arxiv:0911.1925 v1 · 2009-11-10 · 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{RPJWFB5TWN7P5HN7KQT2XRTKVW}

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	2026-05-18T02:34:11.390097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bd36287b3b37efe9dbf5427abc66aadadce3958c177763f268d2d30a4b91b63

Aliases

arxiv: 0911.1925 · arxiv_version: 0911.1925v1 · doi: 10.48550/arxiv.0911.1925 · pith_short_12: RPJWFB5TWN7P · pith_short_16: RPJWFB5TWN7P5HN7 · pith_short_8: RPJWFB5T

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/RPJWFB5TWN7P5HN7KQT2XRTKVW \
  | 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: 8bd36287b3b37efe9dbf5427abc66aadadce3958c177763f268d2d30a4b91b63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f78b9b37af8ddfad947283d3e93535b74fbfdf8d6cad575c5b515f666879b1f6",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-11-10T15:28:45Z",
    "title_canon_sha256": "4b241a76de0128a19aefe2f33a8d522d8003268f916e177d66a1a2e2baf4c3cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1925",
    "kind": "arxiv",
    "version": 1
  }
}