Pith Number

pith:5BQPVEUC

pith:2018:5BQPVEUCVBU4E5OT237AAERC2V

not attested not anchored not stored refs pending

Radiative properties of the first galaxies: rapid transition between blue and red

Hidenobu Yajima, Kentaro Nagamine, Sadegh Khochfar, Shohei Arata, Yuexing Li

arxiv:1810.07621 v1 · 2018-10-17 · 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{5BQPVEUCVBU4E5OT237AAERC2V}

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	2026-05-17T23:40:34.284686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e860fa9282a869c275d3d6fe001222d5741f6d9366b0966b0e96ac3c7fce5020

Aliases

arxiv: 1810.07621 · arxiv_version: 1810.07621v1 · doi: 10.48550/arxiv.1810.07621 · pith_short_12: 5BQPVEUCVBU4 · pith_short_16: 5BQPVEUCVBU4E5OT · pith_short_8: 5BQPVEUC

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/5BQPVEUCVBU4E5OT237AAERC2V \
  | 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: e860fa9282a869c275d3d6fe001222d5741f6d9366b0966b0e96ac3c7fce5020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55e1b354153c6eedb12edd573e1c76674692558842bfa49798061e452113a4f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-17T15:37:50Z",
    "title_canon_sha256": "86527405b88873871a7487effe9a89a1d3956ade002615f9862eb5008ca2b6d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07621",
    "kind": "arxiv",
    "version": 1
  }
}