Pith Number

pith:HPNAFEIT

pith:2003:HPNAFEITRQ6LXASWXB5EEAHISL

not attested not anchored not stored refs pending

Momentum transfer across shear flows in Smoothed Particle Hydrodynamic simulations of galaxy formation

A. Jenkins, C. S. Frenk, T. Okamoto, V. Quilis, V. R. Eke

arxiv:astro-ph/0306568 v1 · 2003-06-26 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPNAFEITRQ6LXASWXB5EEAHISL}

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	2026-07-04T16:52:04.012526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bda0291138c3cbb8256b87a4200e892eef0e0ca2c0ff9b5b4f94a5c68d33197

Aliases

arxiv: astro-ph/0306568 · arxiv_version: astro-ph/0306568v1 · doi: 10.48550/arxiv.astro-ph/0306568 · pith_short_12: HPNAFEITRQ6L · pith_short_16: HPNAFEITRQ6LXASW · pith_short_8: HPNAFEIT

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/HPNAFEITRQ6LXASWXB5EEAHISL \
  | 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: 3bda0291138c3cbb8256b87a4200e892eef0e0ca2c0ff9b5b4f94a5c68d33197

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e971a39b0287637f2b6184082db0010a12795c9c011916024fa691e561808d6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-06-26T20:01:07Z",
    "title_canon_sha256": "17bd634d1ec6b19cb754dceb5cf01bfcecb98f98288743795e5f71a34f015cbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0306568",
    "kind": "arxiv",
    "version": 1
  }
}