Pith Number

pith:46L762SB

pith:2005:46L762SB6HCHJZSZVQDPY6ITKB

not attested not anchored not stored refs pending

Minimal tau approximation and simulations of the alpha effect

A. Brandenburg (NORDITA), K. Subramanian (IUCAA)

arxiv:astro-ph/0504222 v2 · 2005-04-10 · 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{46L762SB6HCHJZSZVQDPY6ITKB}

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	2026-07-04T14:14:08.422950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e797ff6a41f1c474e659ac06fc79135064e1ff0138289b99fe729439d422b750

Aliases

arxiv: astro-ph/0504222 · arxiv_version: astro-ph/0504222v2 · doi: 10.48550/arxiv.astro-ph/0504222 · pith_short_12: 46L762SB6HCH · pith_short_16: 46L762SB6HCHJZSZ · pith_short_8: 46L762SB

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/46L762SB6HCHJZSZVQDPY6ITKB \
  | 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: e797ff6a41f1c474e659ac06fc79135064e1ff0138289b99fe729439d422b750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a7405b2010e663ba3c2357557f59f5e4e85ccce7d87e3d7e748c1fe806a4e6c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-10T01:38:44Z",
    "title_canon_sha256": "be24da83e4ab7c35944f3b66f0f411f0aef4a85255e668f5ee1c4b78058feb4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504222",
    "kind": "arxiv",
    "version": 2
  }
}