Pith Number

pith:ZOUBFOVC

pith:2018:ZOUBFOVCLJC4FTW4T4GPHROBHX

not attested not anchored not stored refs pending

The Epoch of IGM heating by early sources of X-rays

1), 2, (2) INAF / Osservatorio Astronomico di Roma, 3), (3) Scuola Normale Superiore Pisa, (4) Berkeley Center for Cosmological Physics, (5) Department of Physics, (6) McWilliams Center for Cosmology, Astronomy, Benedetta Ciardi (1), Carnegie Mellon University), Koki Kakiichi (5, Luca Graziani (1, Marius Berge Eide (1), Physics Department, Tiziana di Matteo (6) ((1) Max Planck Institute for Astrophysics, University College London, Yu Feng (4)

arxiv:1801.09719 v1 · 2018-01-29 · astro-ph.CO · 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{ZOUBFOVCLJC4FTW4T4GPHROBHX}

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.

Cited by

1 paper in Pith

The Lumina Project: CMB Optical Depth Fluctuations from Patchy Reionization

Receipt and verification

First computed	2026-05-18T00:00:08.798106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cba812baa25a45c2cedc9f0cf3c5c13dc9d412ec505f6a17baf614fd0b47edeb

Aliases

arxiv: 1801.09719 · arxiv_version: 1801.09719v1 · doi: 10.48550/arxiv.1801.09719 · pith_short_12: ZOUBFOVCLJC4 · pith_short_16: ZOUBFOVCLJC4FTW4 · pith_short_8: ZOUBFOVC

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/ZOUBFOVCLJC4FTW4T4GPHROBHX \
  | 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: cba812baa25a45c2cedc9f0cf3c5c13dc9d412ec505f6a17baf614fd0b47edeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73ea6a40885b9e3f48e9e9086f7ea7986d3d91d48155b304da3f3004675f5ffc",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-01-29T19:25:25Z",
    "title_canon_sha256": "7425f2d1c31139373a49b8944ea561560f69775dcb0d82125d69a0d80c4dbcc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09719",
    "kind": "arxiv",
    "version": 1
  }
}