Pith Number

pith:YMGJIBID

pith:2018:YMGJIBIDILIRXQUMJ3ORRZHDOK

not attested not anchored not stored refs pending

The physics of Lyman-alpha escape from high-redshift galaxies

Aaron Smith, Claude-Andr\'e Faucher-Gigu\`ere, Du\v{s}an Kere\v{s}, Philip F. Hopkins, Steven L. Finkelstein, Volker Bromm, Xiangcheng Ma

arxiv:1810.08185 v1 · 2018-10-18 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMGJIBIDILIRXQUMJ3ORRZHDOK}

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	2026-05-17T23:56:45.265226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c30c94050342d11bc28c4edd18e4e372b358570c19960afa1bb117b6cc287271

Aliases

arxiv: 1810.08185 · arxiv_version: 1810.08185v1 · doi: 10.48550/arxiv.1810.08185 · pith_short_12: YMGJIBIDILIR · pith_short_16: YMGJIBIDILIRXQUM · pith_short_8: YMGJIBID

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/YMGJIBIDILIRXQUMJ3ORRZHDOK \
  | 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: c30c94050342d11bc28c4edd18e4e372b358570c19960afa1bb117b6cc287271

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28dfb44811d6a643d7d66fec728b549fd28efede237a89a74b7e320f0d60b460",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-18T17:49:29Z",
    "title_canon_sha256": "44792db9be74e2671606a7b1831c124d9b61fc50aa2450a872d0d19b13294a25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08185",
    "kind": "arxiv",
    "version": 1
  }
}