Pith Number

pith:5PF5WXSR

pith:2014:5PF5WXSRQW3GIMGPYCA4HSO4PH

not attested not anchored not stored refs pending

The Lyman-alpha signature of the first galaxies

Aaron Smith, Chalence Safranek-Shrader, Milo\v{s} Milosavljevi\'c, Volker Bromm

arxiv:1409.4480 v2 · 2014-09-16 · 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{5PF5WXSRQW3GIMGPYCA4HSO4PH}

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.

Cited by

1 paper in Pith

A "Black Hole Star" Reveals the Remarkable Gas-Enshrouded Hearts of the Little Red Dots

Receipt and verification

First computed	2026-05-18T01:42:02.357614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebcbdb5e5185b66430cfc081c3c9dc79fa1cae4e208011ed282558a8ea34e71f

Aliases

arxiv: 1409.4480 · arxiv_version: 1409.4480v2 · doi: 10.48550/arxiv.1409.4480 · pith_short_12: 5PF5WXSRQW3G · pith_short_16: 5PF5WXSRQW3GIMGP · pith_short_8: 5PF5WXSR

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/5PF5WXSRQW3GIMGPYCA4HSO4PH \
  | 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: ebcbdb5e5185b66430cfc081c3c9dc79fa1cae4e208011ed282558a8ea34e71f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62b1f2a80d90c4a0c16d691b94f94604baa4f23cf0eb72af5336789a5edcad70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-09-16T01:34:16Z",
    "title_canon_sha256": "ddfc65e2e82438e420b06528d0081e8f88a6772e5abea9ea8e598f4f8d164a81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4480",
    "kind": "arxiv",
    "version": 2
  }
}