Pith Number

pith:AE4WW2YE

pith:2015:AE4WW2YE5VVTH62UUBHS45WYCO

not attested not anchored not stored refs pending

Calibrating cosmological radiative transfer simulations with Lyman alpha forest data: Evidence for large spatial UV background fluctuations at z ~ 5.6 - 5.8 due to rare bright sources

Dominique Aubert, Ewald Puchwein, Jonathan Chardin, Martin G. Haehnelt

arxiv:1505.01853 v2 · 2015-05-07 · 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{AE4WW2YE5VVTH62UUBHS45WYCO}

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	2026-05-18T00:15:31.301527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01396b6b04ed6b33fb54a04f2e76d8139315df55ffb81044673bb73fbb940d5c

Aliases

arxiv: 1505.01853 · arxiv_version: 1505.01853v2 · doi: 10.48550/arxiv.1505.01853 · pith_short_12: AE4WW2YE5VVT · pith_short_16: AE4WW2YE5VVTH62U · pith_short_8: AE4WW2YE

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/AE4WW2YE5VVTH62UUBHS45WYCO \
  | 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: 01396b6b04ed6b33fb54a04f2e76d8139315df55ffb81044673bb73fbb940d5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d045ff8b6ee49a9ef16fa814935543919507e16e9a92904e3e601443b208a3cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-05-07T20:01:19Z",
    "title_canon_sha256": "10ca618681b7c3519a63cdb79593e3a5eed1e57081bebd161b2e2657165c6685"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01853",
    "kind": "arxiv",
    "version": 2
  }
}