Pith Number

pith:4WA3Z7B6

pith:2012:4WA3Z7B6EXSU52EH2UYYS6PPQU

not attested not anchored not stored refs pending

The intergalactic medium thermal history at redshift z=1.7--3.2 from the Lyman alpha forest: a comparison of measurements using wavelets and the flux distribution

(2) University of Melbourne, (3) University of Wisconsin-Madison, (4) INAF-Osservatorio Astronomico di Trieste, 5) ((1) SISSA, (5) INFN/National Institute for Nuclear Physics, A. Garzilli (1), Australia, Italy, Italy), J. S. Bolton (2), M. Viel (4, S. Leach (1), T.-S. Kim (3), USA

arxiv:1202.3577 v2 · 2012-02-16 · 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{4WA3Z7B6EXSU52EH2UYYS6PPQU}

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	2026-05-18T01:58:27.638473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e581bcfc3e25e54ee887d5318979ef853ab1b9b1f19a33553bd5b3cddfbf1180

Aliases

arxiv: 1202.3577 · arxiv_version: 1202.3577v2 · doi: 10.48550/arxiv.1202.3577 · pith_short_12: 4WA3Z7B6EXSU · pith_short_16: 4WA3Z7B6EXSU52EH · pith_short_8: 4WA3Z7B6

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/4WA3Z7B6EXSU52EH2UYYS6PPQU \
  | 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: e581bcfc3e25e54ee887d5318979ef853ab1b9b1f19a33553bd5b3cddfbf1180

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c615bd8a3d71b68c5d4696d21fbc9553d52cbc43d3ad48c0744626cf9412622",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-16T12:37:45Z",
    "title_canon_sha256": "2d1f1a0a73cdcd28f815169fffd9ae5b4a51f19d01f333895fac4f0aecaa888d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3577",
    "kind": "arxiv",
    "version": 2
  }
}