Pith Number

pith:DYVAS66J

pith:2009:DYVAS66JDJDCZIPFUODUAERZW3

not attested not anchored not stored refs pending

Resolving the high redshift Lyman-alpha forest in smoothed particle hydrodynamics simulations

Cambridge), Garching), George D. Becker (KICC/IoA, James S. Bolton (MPA

arxiv:0906.2861 v1 · 2009-06-16 · 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{DYVAS66JDJDCZIPFUODUAERZW3}

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

Machine Learning Techniques for Astrophysics and Cosmology: Lyman-$\alpha$ forest

Receipt and verification

First computed	2026-05-18T02:13:19.817142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e2a097bc91a462ca1e5a387401239b6e0ed45f7e9bb411d762f285e939636ac

Aliases

arxiv: 0906.2861 · arxiv_version: 0906.2861v1 · doi: 10.48550/arxiv.0906.2861 · pith_short_12: DYVAS66JDJDC · pith_short_16: DYVAS66JDJDCZIPF · pith_short_8: DYVAS66J

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/DYVAS66JDJDCZIPFUODUAERZW3 \
  | 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: 1e2a097bc91a462ca1e5a387401239b6e0ed45f7e9bb411d762f285e939636ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1058d81968645ff53517590337994d8f8e3c98509aef5b503985e9336d027815",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-16T08:16:52Z",
    "title_canon_sha256": "b4f5971935384fd539fbac255da43a0921edc0050ce54e5fce56d7befe442494"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2861",
    "kind": "arxiv",
    "version": 1
  }
}