Pith Number

pith:PQ62HKZX

pith:2005:PQ62HKZXGDR5NSOOZYDIX4KKZL

not attested not anchored not stored refs pending

Revised dynamics or dark matter in galactic and extra galactic scales?

Yousef Sobouti

arxiv:astro-ph/0505369 v2 · 2005-05-18 · 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{PQ62HKZXGDR5NSOOZYDIX4KKZL}

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	2026-05-18T03:35:14.672078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c3da3ab3730e3d6c9cece068bf14acaf9795523fa7f9d5a1de9982a42b56e3e

Aliases

arxiv: astro-ph/0505369 · arxiv_version: astro-ph/0505369v2 · doi: 10.48550/arxiv.astro-ph/0505369 · pith_short_12: PQ62HKZXGDR5 · pith_short_16: PQ62HKZXGDR5NSOO · pith_short_8: PQ62HKZX

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/PQ62HKZXGDR5NSOOZYDIX4KKZL \
  | 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: 7c3da3ab3730e3d6c9cece068bf14acaf9795523fa7f9d5a1de9982a42b56e3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc6d4cae49b96aa90cce68a89a7839a6814dffec2413894ea7d425e7fb2339d3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-18T11:12:45Z",
    "title_canon_sha256": "6b99dd9bcadbd594db9c9158dc9f4894efa1b0cf01ed0aca03163acd4b0ab599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505369",
    "kind": "arxiv",
    "version": 2
  }
}