Pith Number

pith:LAYWI7NF

pith:2010:LAYWI7NF5OIYMN4YUAXJRUFDBD

not attested not anchored not stored refs pending

Lyman `bump' galaxies - II. A possible signature of massive extremely metal-poor or metal-free stars in z=3.1 Ly-alpha emitters

(2) Tohoku University, (3) NAOJ, (4) Durham University, (5) MPIA, 6), (6) Astrophysikalisches Institut Potsdam, (7) Laboratoire d'Astrophysique de Marseille, 8), (8) Institut fur Astro- und Teilchenphysik), Akio K. Inoue (1), C. Tapken (5, D. Burgarella (7) ((1) Osaka Sangyo University, E. Nakamura (2), I. Iwata (3), K. Kousai (2), M. Akiyama (2), M. Horie (2), S. Noll (7, T. Hayashino (2), T. Yamada (2), Y. Matsuda (4)

arxiv:1010.2582 v1 · 2010-10-13 · 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{LAYWI7NF5OIYMN4YUAXJRUFDBD}

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	2026-05-18T02:05:05.698636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5831647da5eb91863798a02e98d0a308eb805e5c549866a582f77fb1ca4a9d59

Aliases

arxiv: 1010.2582 · arxiv_version: 1010.2582v1 · doi: 10.48550/arxiv.1010.2582 · pith_short_12: LAYWI7NF5OIY · pith_short_16: LAYWI7NF5OIYMN4Y · pith_short_8: LAYWI7NF

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/LAYWI7NF5OIYMN4YUAXJRUFDBD \
  | 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: 5831647da5eb91863798a02e98d0a308eb805e5c549866a582f77fb1ca4a9d59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a242a20394957357de52a81299a9dbcfc70510444c823ae02ee8662901afcc49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-13T06:41:34Z",
    "title_canon_sha256": "9b51cf22b526e43bc9c336987a550bc9a3fcdf4fc62885baaef5107dec757f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2582",
    "kind": "arxiv",
    "version": 1
  }
}