Pith Number

pith:LLRCQZZ3

pith:2013:LLRCQZZ3YQSHQY5L6OXCO5AFUA

not attested not anchored not stored refs pending

Parameters of the brightest star formation regions in the two principal spiral arms of NGC 628

Alexander S. Gusev, Firouz Sakhibov, Oleg V. Egorov

arxiv:1310.3690 v1 · 2013-10-14 · 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{LLRCQZZ3YQSHQY5L6OXCO5AFUA}

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	2026-05-18T03:10:35.114924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ae228673bc4247863abf3ae277405a026dbdc319ceaee84d8a3f1eac5a7dffc

Aliases

arxiv: 1310.3690 · arxiv_version: 1310.3690v1 · doi: 10.48550/arxiv.1310.3690 · pith_short_12: LLRCQZZ3YQSH · pith_short_16: LLRCQZZ3YQSHQY5L · pith_short_8: LLRCQZZ3

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/LLRCQZZ3YQSHQY5L6OXCO5AFUA \
  | 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: 5ae228673bc4247863abf3ae277405a026dbdc319ceaee84d8a3f1eac5a7dffc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a07c002f3f33d4592fd5f97e4d1c6ec2418770cc79244807f19623ecf803b3f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-10-14T14:01:33Z",
    "title_canon_sha256": "6eabfa5cb86bb265224b82dd5e85757e3e34174dbe3e7ade72923d1b742079d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3690",
    "kind": "arxiv",
    "version": 1
  }
}