Pith Number

pith:ULXERKZW

pith:2018:ULXERKZWDYLTSFJRN3FEEOW6QY

not attested not anchored not stored refs pending

Reionization and Cosmic Dawn: theory and simulations

Andrei Mesinger

arxiv:1801.02649 v1 · 2018-01-08 · astro-ph.CO · 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{ULXERKZWDYLTSFJRN3FEEOW6QY}

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	2026-05-18T00:07:35.355223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2ee48ab361e173915316eca423ade8622b1a0e75915978c335d8526fd1bf514

Aliases

arxiv: 1801.02649 · arxiv_version: 1801.02649v1 · doi: 10.48550/arxiv.1801.02649 · pith_short_12: ULXERKZWDYLT · pith_short_16: ULXERKZWDYLTSFJR · pith_short_8: ULXERKZW

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/ULXERKZWDYLTSFJRN3FEEOW6QY \
  | 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: a2ee48ab361e173915316eca423ade8622b1a0e75915978c335d8526fd1bf514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3e53321212d7e15e7e7b060ad88b2a994b5c50a1a9ebc3b74d469ce4fd21839",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-01-08T19:17:28Z",
    "title_canon_sha256": "d91c8bc141c47911ece323bf6ca8a96c837699d9677e66c1de69bd14a68185e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02649",
    "kind": "arxiv",
    "version": 1
  }
}