Pith Number

pith:3CHLU3JT

pith:2018:3CHLU3JTSRHYXESK7XFNOVLNY5

not attested not anchored not stored refs pending

Witnessing galaxy assembly at the edge of the reionization epoch

A. Ferrara, A. Marconi, A. Pallottini, C. Feruglio, E. Piconcelli, F. Fiore, R. Maiolino, S. Carniani, S. Cristiani, S. Gallerani, V. D'Odorico

arxiv:1808.01146 v2 · 2018-08-03 · 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{3CHLU3JTSRHYXESK7XFNOVLNY5}

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	2026-05-18T00:02:15.862964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d88eba6d33944f8b924afdcad7556dc74e21c859e87d73ef1c4e1f798be0cb4b

Aliases

arxiv: 1808.01146 · arxiv_version: 1808.01146v2 · doi: 10.48550/arxiv.1808.01146 · pith_short_12: 3CHLU3JTSRHY · pith_short_16: 3CHLU3JTSRHYXESK · pith_short_8: 3CHLU3JT

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/3CHLU3JTSRHYXESK7XFNOVLNY5 \
  | 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: d88eba6d33944f8b924afdcad7556dc74e21c859e87d73ef1c4e1f798be0cb4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41e7693015484713f1c2e7f48d6a05a342e91724180e53152b4c0e7252110c6f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-03T10:28:40Z",
    "title_canon_sha256": "8c0bbdde247dc143830459c7ac9de23c1b5239083fbb90f730c659980430b7e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01146",
    "kind": "arxiv",
    "version": 2
  }
}