Pith Number

pith:KT3RGBBH

pith:2012:KT3RGBBH73HC5CBV6SM5QSXM35

not attested not anchored not stored refs pending

The Age-Redshift Relation For Luminous Red Galaxies Obtained From the Full Spectrum Fitting and Its Cosmological Implications

Gaochao Liu, Wei Du, Xianmin Meng, Xuelei Chen, Yongheng Zhao, Youjun Lu

arxiv:1208.6502 v1 · 2012-08-31 · astro-ph.CO · astro-ph.GA

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T01:54:49.004184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54f7130427fece2e8835f499d84aecdf7eb9cfbcad2b99d83ab7aad91f8b9dde

Aliases

arxiv: 1208.6502 · arxiv_version: 1208.6502v1 · doi: 10.48550/arxiv.1208.6502 · pith_short_12: KT3RGBBH73HC · pith_short_16: KT3RGBBH73HC5CBV · pith_short_8: KT3RGBBH

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/KT3RGBBH73HC5CBV6SM5QSXM35 \
  | 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: 54f7130427fece2e8835f499d84aecdf7eb9cfbcad2b99d83ab7aad91f8b9dde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c38967193eb467d5aa147ac84752d2d6f56808f5d2484d48b3521f8f952ad30e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-31T14:06:54Z",
    "title_canon_sha256": "00e14a43f24c4698d8baa8fb6a349b6e18903e48206ae30f14cd53f1d2a73068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6502",
    "kind": "arxiv",
    "version": 1
  }
}