Pith Number

pith:VFKG2ELJ

pith:2026:VFKG2ELJTH6JES4F2G6KS6EZX6

not attested not anchored not stored refs pending

Reconstruction of Reionization Histories from 21 cm Power-Spectrum Evolution with Artificial Neural Networks

Hayato Shimabukuro, Yu-Le Wang

arxiv:2605.21012 v1 · 2026-05-20 · 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{VFKG2ELJTH6JES4F2G6KS6EZX6}

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	2026-05-21T01:05:32.281549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9546d116999fc924b85d1bca97899bfbbdc2edcd932445aeff327c6f31f44a0

Aliases

arxiv: 2605.21012 · arxiv_version: 2605.21012v1 · doi: 10.48550/arxiv.2605.21012 · pith_short_12: VFKG2ELJTH6J · pith_short_16: VFKG2ELJTH6JES4F · pith_short_8: VFKG2ELJ

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/VFKG2ELJTH6JES4F2G6KS6EZX6 \
  | 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: a9546d116999fc924b85d1bca97899bfbbdc2edcd932445aeff327c6f31f44a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be3dc8a38cfa1f5a429144ef03e3d757f4e4e9fb56504ab05278e70bbd38f9a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-05-20T10:46:27Z",
    "title_canon_sha256": "3527a910c928705d81432a9b865708ed7fc3ca95d3781729a82f4a472e3cc9f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21012",
    "kind": "arxiv",
    "version": 1
  }
}