Pith Number

pith:ZW4B6ZDX

pith:2016:ZW4B6ZDXUBCX76NNN6RRWOG5JV

not attested not anchored not stored refs pending

On the Formation and Chemical Composition of Super Earths

Alex J. Cridland, Matthew Alessi, Ralph E. Pudritz

arxiv:1606.09174 v3 · 2016-06-29 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZW4B6ZDXUBCX76NNN6RRWOG5JV}

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	2026-05-18T01:04:18.399285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdb81f6477a0457ff9ad6fa31b38dd4d639020c0d622afa659172e2235f74103

Aliases

arxiv: 1606.09174 · arxiv_version: 1606.09174v3 · doi: 10.48550/arxiv.1606.09174 · pith_short_12: ZW4B6ZDXUBCX · pith_short_16: ZW4B6ZDXUBCX76NN · pith_short_8: ZW4B6ZDX

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/ZW4B6ZDXUBCX76NNN6RRWOG5JV \
  | 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: cdb81f6477a0457ff9ad6fa31b38dd4d639020c0d622afa659172e2235f74103

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74627af5537041e377685d650948038e6198fb516f23d3088b8c4d2491fdb0b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-06-29T16:18:24Z",
    "title_canon_sha256": "a9d574367b00a3dcae4d999389a523b43c73662c83eaf848b22e916d1c25a076"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.09174",
    "kind": "arxiv",
    "version": 3
  }
}