Pith Number

pith:VCSGSRF5

pith:2025:VCSGSRF5MGEYQHEKYJXRUF334P

not attested not anchored not stored refs pending

A New Boundary Condition on Reionization

Ely D. Kovetz, Emilie Th\'elie, Julian B. Munoz, Sarah Libanore, Yonatan Sklansky

arxiv:2509.08886 v2 · 2025-09-10 · 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{VCSGSRF5MGEYQHEKYJXRUF334P}

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	2026-06-05T01:15:16.059637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8a46944bd6189881c8ac26f1a177be3c2fe1cb6b843f992763f7ffb4fa9f560

Aliases

arxiv: 2509.08886 · arxiv_version: 2509.08886v2 · doi: 10.48550/arxiv.2509.08886 · pith_short_12: VCSGSRF5MGEY · pith_short_16: VCSGSRF5MGEYQHEK · pith_short_8: VCSGSRF5

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/VCSGSRF5MGEYQHEKYJXRUF334P \
  | 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: a8a46944bd6189881c8ac26f1a177be3c2fe1cb6b843f992763f7ffb4fa9f560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cac587c95bfe450bdd9b9823f0110d6993ba6e685e8a6dcb6f1ea4bf40dace4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-09-10T18:00:03Z",
    "title_canon_sha256": "8f986420c03d79743ed15df150478559f264c4a5148ae50d85c114195f18794b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.08886",
    "kind": "arxiv",
    "version": 2
  }
}