Pith Number

pith:PB56QKCP

pith:2012:PB56QKCPDC7MORA5S4MGGTFXYT

not attested not anchored not stored refs pending

Further Defining Spectral Type "Y" and Exploring the Low-mass End of the Field Brown Dwarf Mass Function

Adam J. Burgasser, Amanda K. Mainzer, C. G.Tinney, Christopher R. Gelino, Edward L. Wright, Graeme Salter, Gregory N. Mace, Ian S. McLean, J. Davy Kirkpatrick, Kenneth A. Marsh, Michael C. Cushing, Michael F. Skrutskie, Peter R. Eisenhardt, Roger L. Griffith, Stephen Parker

arxiv:1205.2122 v1 · 2012-05-09 · 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{PB56QKCPDC7MORA5S4MGGTFXYT}

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	2026-05-18T01:57:34.171818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

787be8284f18bec7441d9718634cb7c4ee53197583dcbd452613ec923250914a

Aliases

arxiv: 1205.2122 · arxiv_version: 1205.2122v1 · doi: 10.48550/arxiv.1205.2122 · pith_short_12: PB56QKCPDC7M · pith_short_16: PB56QKCPDC7MORA5 · pith_short_8: PB56QKCP

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/PB56QKCPDC7MORA5S4MGGTFXYT \
  | 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: 787be8284f18bec7441d9718634cb7c4ee53197583dcbd452613ec923250914a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac1608d409c75ed0676d05d5fdc49b9a464069d4bdfab63e0c4a71241f01effe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-05-09T23:16:26Z",
    "title_canon_sha256": "e50d8ef641c253cea245872e7608c9107fd08315d017d50c4527cf5a8229cc57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2122",
    "kind": "arxiv",
    "version": 1
  }
}