Pith Number

pith:U6WYT5P3

pith:2011:U6WYT5P3INOUZTQOVVEQ3EDNCK

not attested not anchored not stored refs pending

Lyman alpha emission from the first galaxies: Implications of UV backgrounds and the formation of molecules

Dominik R. G. Schleicher, M. A. Latif, M. Spaans, S. Zaroubi

arxiv:1106.3428 v1 · 2011-06-17 · 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{U6WYT5P3INOUZTQOVVEQ3EDNCK}

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	2026-05-18T02:01:35.806198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7ad89f5fb435d4cce0ead490d906d12bc27db15bdc4401d8d124a4c38a58413

Aliases

arxiv: 1106.3428 · arxiv_version: 1106.3428v1 · doi: 10.48550/arxiv.1106.3428 · pith_short_12: U6WYT5P3INOU · pith_short_16: U6WYT5P3INOUZTQO · pith_short_8: U6WYT5P3

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/U6WYT5P3INOUZTQOVVEQ3EDNCK \
  | 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: a7ad89f5fb435d4cce0ead490d906d12bc27db15bdc4401d8d124a4c38a58413

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d30d9f49044a7188cb32dc665bdfbce554a53855d24bd40af660e6ffd2073a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-17T09:51:27Z",
    "title_canon_sha256": "b31294f8c48f7321d2255a92323fa18f613d0bd053cf150a73d2e77199529f50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3428",
    "kind": "arxiv",
    "version": 1
  }
}