Pith Number

pith:2KB3VLYC

pith:2007:2KB3VLYC24NBZYGRKY3QIH2FH5

not attested not anchored not stored refs pending

Mass-to-light Ratio of Ly-alpha Emitters: Implications of Ly-alpha Surveys at Redshifts z=5.7, 6.5, 7, and 8.8

Eiichiro Komatsu, Elizabeth R. Fernandez

arxiv:0706.1801 v2 · 2007-06-12 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2KB3VLYC24NBZYGRKY3QIH2FH5}

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	2026-05-18T04:33:48.821888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d283baaf02d71a1ce0d15637041f453f4fb03c6f8852168984d65696b59e8852

Aliases

arxiv: 0706.1801 · arxiv_version: 0706.1801v2 · doi: 10.48550/arxiv.0706.1801 · pith_short_12: 2KB3VLYC24NB · pith_short_16: 2KB3VLYC24NBZYGR · pith_short_8: 2KB3VLYC

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/2KB3VLYC24NBZYGRKY3QIH2FH5 \
  | 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: d283baaf02d71a1ce0d15637041f453f4fb03c6f8852168984d65696b59e8852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f2f94b6574cdd12c445d377b42871f154bcd35b83e59e51ead24df49f9e54ef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-12T23:12:23Z",
    "title_canon_sha256": "081f4f40050f967b6b0a486a8446ebc80c346c50cbef2e6aa5ddc9ef2329e844"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.1801",
    "kind": "arxiv",
    "version": 2
  }
}