Pith Number

pith:T6Y52T64

pith:2008:T6Y52T64DPIUXPOBY46ZZXPMMH

not attested not anchored not stored refs pending

Inside-out or Outside-in: The topology of reionization in the photon-starved regime suggested by Lyman-alpha forest data

J. Regan, M. G. Haehnelt, T. Roy Choudhury

arxiv:0806.1524 v2 · 2008-06-09 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T6Y52T64DPIUXPOBY46ZZXPMMH}

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	2026-07-04T17:11:12.426619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fb1dd4fdc1bd14bbdc1c73d9cddec61d93b4693a71cee8269823418afc540f4

Aliases

arxiv: 0806.1524 · arxiv_version: 0806.1524v2 · doi: 10.48550/arxiv.0806.1524 · pith_short_12: T6Y52T64DPIU · pith_short_16: T6Y52T64DPIUXPOB · pith_short_8: T6Y52T64

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/T6Y52T64DPIUXPOBY46ZZXPMMH \
  | 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: 9fb1dd4fdc1bd14bbdc1c73d9cddec61d93b4693a71cee8269823418afc540f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb0494142aa00771a993a30a1aa23c61b811909c757f58e4198977cbc7f5bf0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-09T20:05:11Z",
    "title_canon_sha256": "0eab0df9d211fa522151cb4084a43e359328e739587b5e7ebba5e99bf6d0227b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.1524",
    "kind": "arxiv",
    "version": 2
  }
}