Pith Number

pith:OPS4M4FI

pith:2011:OPS4M4FIFZWXC3MQH4BGKA5P6E

not attested not anchored not stored refs pending

The Discovery of Y Dwarfs Using Data from the Wide-field Infrared Survey Explorer (WISE)

Adam J. Burgasser, Amanda K. Mainzer, Charles A. Beichman, Christopher R. Gelino, D. Saumon, Edward L. Wright, J. Davy Kirkpatrick, Kenneth A. Marsh, Lisa A. Prato, Mark S. Marley, Michael C. Cushing, Michael F. Skrutskie, Peter R. Eisenhardt, Richard S. Freedman, Robert A. Simcoe, Roger L. Griffith

arxiv:1108.4678 v1 · 2011-08-23 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPS4M4FIFZWXC3MQH4BGKA5P6E}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:00:49.106623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73e5c670a82e6d716d903f026503aff12bc625b8a330a65b105f5ae3ad69a3db

Aliases

arxiv: 1108.4678 · arxiv_version: 1108.4678v1 · doi: 10.48550/arxiv.1108.4678 · pith_short_12: OPS4M4FIFZWX · pith_short_16: OPS4M4FIFZWXC3MQ · pith_short_8: OPS4M4FI

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/OPS4M4FIFZWXC3MQH4BGKA5P6E \
  | 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: 73e5c670a82e6d716d903f026503aff12bc625b8a330a65b105f5ae3ad69a3db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd2481e05d665e3ce0ba97481b340b86e6b78e81eda5ce4b73c83ba6ecefd7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-23T19:32:04Z",
    "title_canon_sha256": "1772686a5ce1258e32fbaf4399b7e5fd5fa34a3727dfbe2dc3d6c275542ea265"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4678",
    "kind": "arxiv",
    "version": 1
  }
}