Pith Number

pith:IVPRBQCT

pith:2015:IVPRBQCTVDGHMEW6F2PHSD534L

not attested not anchored not stored refs pending

Axial Ratio of Edge-On Spiral Galaxies as a Test For Extended Bright Radio Halos

A. Kogut, E. Jones, H. Dunlap, J. Singal

arxiv:1501.00499 v1 · 2015-01-02 · astro-ph.GA · 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{IVPRBQCTVDGHMEW6F2PHSD534L}

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	2026-05-18T01:41:14.815519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

455f10c053a8cc7612de2e9e790fbbe2e11f439920358cd89b1bbb021e07d1bf

Aliases

arxiv: 1501.00499 · arxiv_version: 1501.00499v1 · doi: 10.48550/arxiv.1501.00499 · pith_short_12: IVPRBQCTVDGH · pith_short_16: IVPRBQCTVDGHMEW6 · pith_short_8: IVPRBQCT

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/IVPRBQCTVDGHMEW6F2PHSD534L \
  | 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: 455f10c053a8cc7612de2e9e790fbbe2e11f439920358cd89b1bbb021e07d1bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "124ba2139b112db3b59922e4622e11bb406ab329735f15a0f1359a43ec44865c",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-01-02T21:08:13Z",
    "title_canon_sha256": "2748611a698241f914f92c18d0d737cb3e9f890d4ec5eb7e5c248a0a0ff06773"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00499",
    "kind": "arxiv",
    "version": 1
  }
}