Pith Number

pith:N2HCVVPQ

pith:2015:N2HCVVPQK7DICF6ZY6ATRACBA7

not attested not anchored not stored refs pending

Evidence for PopIII-like stellar populations in the most luminous Lyman-$\alpha$ emitters at the epoch of re-ionisation: spectroscopic confirmation

Bahram Mobasher, Behnam Darvish, Daniel Schaerer, David Sobral, Huub R\"ottgering, Jorryt Matthee, S\'ergio Santos, Shoubaneh Hemmati

arxiv:1504.01734 v2 · 2015-04-07 · astro-ph.GA · 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{N2HCVVPQK7DICF6ZY6ATRACBA7}

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	2026-05-18T01:35:48.638360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e8e2ad5f057c68117d9c78138804107d3ff5921bb9bc5d9c3cb7ecb768732d0

Aliases

arxiv: 1504.01734 · arxiv_version: 1504.01734v2 · doi: 10.48550/arxiv.1504.01734 · pith_short_12: N2HCVVPQK7DI · pith_short_16: N2HCVVPQK7DICF6Z · pith_short_8: N2HCVVPQ

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/N2HCVVPQK7DICF6ZY6ATRACBA7 \
  | 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: 6e8e2ad5f057c68117d9c78138804107d3ff5921bb9bc5d9c3cb7ecb768732d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f443c1b5482714f111bbbc4465b4f02a1db79a36cb3727e81ce6c4df8ca13dbe",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-07T20:00:28Z",
    "title_canon_sha256": "ed2f37966b059a0e48b9c2be2458e556faf02b357e1e1b1aa8f564a6be9ef9e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01734",
    "kind": "arxiv",
    "version": 2
  }
}