Pith Number

pith:KJ2Z4LH4

pith:2010:KJ2Z4LH46UGM4T6RUCXWAOYUYR

not attested not anchored not stored refs pending

Stellar metallicities beyond the Local Group: the potential of J-band spectroscopy with extremely large telescopes

B. Davies, C. J. Evans (UK ATC), D. F. Figer, G. Rousset, J.-G. Cuby, M. D Lehnert, M. Puech, R.-P. Kudritzki, S. L. Morris, Y. Yang

arxiv:1012.2383 v1 · 2010-12-10 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KJ2Z4LH46UGM4T6RUCXWAOYUYR}

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	2026-05-18T02:04:30.295126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52759e2cfcf50cce4fd1a0af603b14c4523dea4b08b336ca511b603938a49439

Aliases

arxiv: 1012.2383 · arxiv_version: 1012.2383v1 · doi: 10.48550/arxiv.1012.2383 · pith_short_12: KJ2Z4LH46UGM · pith_short_16: KJ2Z4LH46UGM4T6R · pith_short_8: KJ2Z4LH4

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/KJ2Z4LH46UGM4T6RUCXWAOYUYR \
  | 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: 52759e2cfcf50cce4fd1a0af603b14c4523dea4b08b336ca511b603938a49439

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17df4b59f2c94ca1c3f431ebb06588b8cfd08165fb6b8dd6423a4169e7c466d4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-12-10T21:00:07Z",
    "title_canon_sha256": "61513d3aba5d3d4bf5b66bc9431077242812b6d0ed3a236d488b4a72c42c3561"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2383",
    "kind": "arxiv",
    "version": 1
  }
}