Pith Number

pith:37B3IMG2

pith:2013:37B3IMG27UZZLQNC4V5GJQBPW5

not attested not anchored not stored refs pending

Straight segments in the galactic discs

A. M. Mel'nik, P. Rautiainen

arxiv:1306.4731 v1 · 2013-06-20 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37B3IMG27UZZLQNC4V5GJQBPW5}

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	2026-05-18T01:49:14.560998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfc3b430dafd3395c1a2e57a64c02fb7591cc024506eea72938d88d79acfc6a0

Aliases

arxiv: 1306.4731 · arxiv_version: 1306.4731v1 · doi: 10.48550/arxiv.1306.4731 · pith_short_12: 37B3IMG27UZZ · pith_short_16: 37B3IMG27UZZLQNC · pith_short_8: 37B3IMG2

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/37B3IMG27UZZLQNC4V5GJQBPW5 \
  | 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: dfc3b430dafd3395c1a2e57a64c02fb7591cc024506eea72938d88d79acfc6a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "170faed8e91967adb94340faeba507a2af2baf6d400858a69d3e2e0ecdfeab30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-06-20T12:13:05Z",
    "title_canon_sha256": "e0f2ebaa1ba024b93f693aa7d0cdd48c4c9f83dd4541dc199165e5bbb449054f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4731",
    "kind": "arxiv",
    "version": 1
  }
}