Pith Number

pith:S4MKIILV

pith:2013:S4MKIILVMQ6NYP7NQTPVSNQZ5J

not attested not anchored not stored refs pending

Quantitative analysis of spirality in elliptical galaxies

Levente Dojcsak, Lior Shamir

arxiv:1310.0387 v1 · 2013-10-01 · 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{S4MKIILVMQ6NYP7NQTPVSNQZ5J}

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	2026-05-18T01:47:17.142936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9718a42175643cdc3fed84df593619ea4607b10cdd91fac9353f66daa88d3730

Aliases

arxiv: 1310.0387 · arxiv_version: 1310.0387v1 · doi: 10.48550/arxiv.1310.0387 · pith_short_12: S4MKIILVMQ6N · pith_short_16: S4MKIILVMQ6NYP7N · pith_short_8: S4MKIILV

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/S4MKIILVMQ6NYP7NQTPVSNQZ5J \
  | 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: 9718a42175643cdc3fed84df593619ea4607b10cdd91fac9353f66daa88d3730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fa02abd51e80807d833336d2cb7b901c9f7132a471eb4e87b3a72dcadb2c8ec",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-10-01T16:46:57Z",
    "title_canon_sha256": "4ff15a6105c8f26e01a9521ea14c5ee90914cb63d10461fc00a4dbb5bbbfe351"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0387",
    "kind": "arxiv",
    "version": 1
  }
}