Pith Number

pith:QEHQIFE2

pith:2010:QEHQIFE2VJD4EWXG2V2JLV3WBA

not attested not anchored not stored refs pending

Forty seven new T dwarfs from the UKIDSS Large Area Survey

Ben Burningham, C. G. Tinney, D. Barrado y Navascues, D.J. Mortlock, D.J. Pinfield, D.N. Murray, H.R.A. Jones, M. Ishii, M. Kuzuhara, M. Patel, M.R. Zapatero Osorio, M. Tamura, N. Huelamo, N. Lodieu, N.R. Deacon, P. W. Lucas, R.L. Smart, S. K. Leggett, Z. H. Zhang

arxiv:1004.1912 v2 · 2010-04-12 · astro-ph.GA · 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{QEHQIFE2VJD4EWXG2V2JLV3WBA}

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	2026-05-18T02:08:06.813670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

810f04149aaa47c25ae6d57495d776080a2b12fbbd4f2b11a0adea78cbc95f59

Aliases

arxiv: 1004.1912 · arxiv_version: 1004.1912v2 · doi: 10.48550/arxiv.1004.1912 · pith_short_12: QEHQIFE2VJD4 · pith_short_16: QEHQIFE2VJD4EWXG · pith_short_8: QEHQIFE2

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/QEHQIFE2VJD4EWXG2V2JLV3WBA \
  | 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: 810f04149aaa47c25ae6d57495d776080a2b12fbbd4f2b11a0adea78cbc95f59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00c15a9add729c4ab983139c387af62d26ad54fe8cecc43364cdba8f26ef0b1f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-04-12T09:59:49Z",
    "title_canon_sha256": "4fe4637d59cb19d396a2e9d18f5ac87809982f5109fd54e264c8cf04df548e8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1912",
    "kind": "arxiv",
    "version": 2
  }
}