Pith Number

pith:IBHZQZIA

pith:2009:IBHZQZIAYTEN7PVKNLVIIR4P6U

not attested not anchored not stored refs pending

Cosmological Radiation Hydrodynamics with ENZO

Daniel R. Reynolds, Geoffrey C. So, Michael L. Norman

arxiv:0908.2654 v1 · 2009-08-18 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IBHZQZIAYTEN7PVKNLVIIR4P6U}

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	2026-05-18T02:12:25.397856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

404f986500c4c8dfbeaa6aea84478ff5080ccdd04514911c1fb2e5e572985d6b

Aliases

arxiv: 0908.2654 · arxiv_version: 0908.2654v1 · doi: 10.48550/arxiv.0908.2654 · pith_short_12: IBHZQZIAYTEN · pith_short_16: IBHZQZIAYTEN7PVK · pith_short_8: IBHZQZIA

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/IBHZQZIAYTEN7PVKNLVIIR4P6U \
  | 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: 404f986500c4c8dfbeaa6aea84478ff5080ccdd04514911c1fb2e5e572985d6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e2578814fb4e97653e4663e304d0bb246cae6c0a3669f5d5460bd1b5c2c42b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-08-18T23:44:19Z",
    "title_canon_sha256": "215dcc70a0f4ee9cf8bd23c76a5bac53885de705e9600d19375ce132fc62de31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2654",
    "kind": "arxiv",
    "version": 1
  }
}