Pith Number

pith:62WVD7L2

pith:2022:62WVD7L2KNSQMTXALFI7IXB4J6

not attested not anchored not stored refs pending

Cosmic Sands: The Origin of Dusty, Star-forming Galaxies in the Epoch of Reionization

Desika Narayanan, Qi Li, Romeel Dav\'e, Sidney Lower

arxiv:2212.02636 v1 · 2022-12-05 · 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{62WVD7L2KNSQMTXALFI7IXB4J6}

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	2026-07-05T06:25:16.509881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6ad51fd7a5365064ee05951f45c3c4f8a64e51f199fd5d095b84c59dc6ba58f

Aliases

arxiv: 2212.02636 · arxiv_version: 2212.02636v1 · doi: 10.48550/arxiv.2212.02636 · pith_short_12: 62WVD7L2KNSQ · pith_short_16: 62WVD7L2KNSQMTXA · pith_short_8: 62WVD7L2

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/62WVD7L2KNSQMTXALFI7IXB4J6 \
  | 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: f6ad51fd7a5365064ee05951f45c3c4f8a64e51f199fd5d095b84c59dc6ba58f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8edfab8623d65bd3a8b4627fb08c25b6c81579fee01dcca23d4e3f132ea57add",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-12-05T22:43:38Z",
    "title_canon_sha256": "1c074df72b17ffe53ed429c77785e022d46b9b9cea25af2afba5e08b5011d1f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.02636",
    "kind": "arxiv",
    "version": 1
  }
}