Pith Number

pith:ZKIJJHYT

pith:2015:ZKIJJHYTVEMU4Z66DDZYCYR2WK

not attested not anchored not stored refs pending

Did the Solar System form in a sequential triggered star formation event?

2. Excellence Cluster, 3) (1. Liverpool John Moores University, 3. USM, Garching, Germany, Germany), James E. Dale (2, Munich, Richard J. Parker (1), UK

arxiv:1511.06763 v1 · 2015-11-20 · astro-ph.EP · astro-ph.GA · astro-ph.SR · physics.geo-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{ZKIJJHYTVEMU4Z66DDZYCYR2WK}

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	2026-05-18T01:23:02.499025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca90949f13a9194e67de18f381623ab2982c1e2f55d8879bd73d041bb8e58680

Aliases

arxiv: 1511.06763 · arxiv_version: 1511.06763v1 · doi: 10.48550/arxiv.1511.06763 · pith_short_12: ZKIJJHYTVEMU · pith_short_16: ZKIJJHYTVEMU4Z66 · pith_short_8: ZKIJJHYT

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/ZKIJJHYTVEMU4Z66DDZYCYR2WK \
  | 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: ca90949f13a9194e67de18f381623ab2982c1e2f55d8879bd73d041bb8e58680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd28f7ee3123beb7fde9b1e68cc43b7598a11cbe3154fe692480acc12ba6efdf",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-11-20T21:00:00Z",
    "title_canon_sha256": "cc16c38dafcc094c2929c3ea0c4201ed1005e74f2ce4ee18d480727bca36709c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06763",
    "kind": "arxiv",
    "version": 1
  }
}