Pith Number

pith:VF3B32G6

pith:2020:VF3B32G67USP72FMPYYLQBO35L

not attested not anchored not stored refs pending

Constraining HeII Reionization Detection Uncertainties via Fast Radio Bursts

Albert Wai Kit Lau, Ayan Mitra, George Smoot, Mehdi Shafiee

arxiv:2006.11072 v2 · 2020-06-19 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VF3B32G67USP72FMPYYLQBO35L}

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	2026-07-05T02:43:42.718152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9761de8defd24ffe8ac7e30b805dbeac0537ffe69b1ea22ef349958a7148fed

Aliases

arxiv: 2006.11072 · arxiv_version: 2006.11072v2 · doi: 10.48550/arxiv.2006.11072 · pith_short_12: VF3B32G67USP · pith_short_16: VF3B32G67USP72FM · pith_short_8: VF3B32G6

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/VF3B32G67USP72FMPYYLQBO35L \
  | 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: a9761de8defd24ffe8ac7e30b805dbeac0537ffe69b1ea22ef349958a7148fed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f86edd6c3a2626b8070f97ee8e59d439110f5c913d1e482609077dccf0cf5aa5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-06-19T11:14:04Z",
    "title_canon_sha256": "959a7135f88621a6a9e5079b0f5ec3a52d7f01001efeb8f8cea03019b2286ed6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.11072",
    "kind": "arxiv",
    "version": 2
  }
}