Pith Number

pith:XOQSZF52

pith:2012:XOQSZF526UCOJQB5GRETBT5AF3

not attested not anchored not stored refs pending

Dust Attenuation and H-alpha Star Formation Rates of z~0.5 Galaxies

(2) UCLA, (3) U. Tokyo, 4), (4) NAOJ, (5) Kyoto U., (6) NASA-Goddard, 7), (7) Giacconi Fellow), Chun Ly (1, Kazuaki Ota (5), Kazuhiro Shimasaku (3), Masanori Iye (3), Matthew A. Malkan (2), Nobunari Kashikawa (3, Thayne Currie (6) ((1) STScI

arxiv:1202.0278 v1 · 2012-02-01 · 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{XOQSZF526UCOJQB5GRETBT5AF3}

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	2026-05-18T01:58:36.668849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bba12c97baf504e4c03d344930cfa02ef551e21c165ec3689f5345224b58cae7

Aliases

arxiv: 1202.0278 · arxiv_version: 1202.0278v1 · doi: 10.48550/arxiv.1202.0278 · pith_short_12: XOQSZF526UCO · pith_short_16: XOQSZF526UCOJQB5 · pith_short_8: XOQSZF52

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/XOQSZF526UCOJQB5GRETBT5AF3 \
  | 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: bba12c97baf504e4c03d344930cfa02ef551e21c165ec3689f5345224b58cae7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f9ba3dddaf6f298ffbb03b8c26b279c8f9a6908c96474c8946fe44bc20f2dd5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-01T21:00:01Z",
    "title_canon_sha256": "205ef11ecaecbc81c2764b79981c39556645fb5de56475371ff77b6c6dbf546a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0278",
    "kind": "arxiv",
    "version": 1
  }
}