Pith Number

pith:LXRPZMTJ

pith:2012:LXRPZMTJOPSRO5Y4VVBOEY3ZHO

not attested not anchored not stored refs pending

Supernova-Triggered Molecular Cloud Core Collapse and the Rayleigh-Taylor Fingers that Polluted the Solar Nebula

Alan P. Boss, Sandra A. Keiser

arxiv:1207.4993 v1 · 2012-07-20 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXRPZMTJOPSRO5Y4VVBOEY3ZHO}

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	2026-05-18T01:56:15.622354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5de2fcb26973e517771cad42e263793babc8e3b902ca4235994a4861abccecf6

Aliases

arxiv: 1207.4993 · arxiv_version: 1207.4993v1 · doi: 10.48550/arxiv.1207.4993 · pith_short_12: LXRPZMTJOPSR · pith_short_16: LXRPZMTJOPSRO5Y4 · pith_short_8: LXRPZMTJ

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/LXRPZMTJOPSRO5Y4VVBOEY3ZHO \
  | 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: 5de2fcb26973e517771cad42e263793babc8e3b902ca4235994a4861abccecf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3a30c6f0c36e49d01f99bd1ee137caf9d3976d00e663f02ec545e1e09fdc889",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-07-20T16:43:06Z",
    "title_canon_sha256": "91185da37d5932ee4a000f3738be9913a39cf7faa9d3f3507d0bf2be1632914b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4993",
    "kind": "arxiv",
    "version": 1
  }
}