Pith Number

pith:R334NCEZ

pith:2017:R334NCEZQNOFNYDK46EE4VIRS2

not attested not anchored not stored refs pending

Throwing Icebergs at White Dwarfs

Alexander P. Stephan, B. Zuckerman, Smadar Naoz

arxiv:1704.08701 v3 · 2017-04-27 · 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{R334NCEZQNOFNYDK46EE4VIRS2}

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	2026-05-18T00:36:47.463795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ef7c68899835c56e06ae7884e5511969aea89e17973626075d02d6f00a6fbd6

Aliases

arxiv: 1704.08701 · arxiv_version: 1704.08701v3 · doi: 10.48550/arxiv.1704.08701 · pith_short_12: R334NCEZQNOF · pith_short_16: R334NCEZQNOFNYDK · pith_short_8: R334NCEZ

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/R334NCEZQNOFNYDK46EE4VIRS2 \
  | 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: 8ef7c68899835c56e06ae7884e5511969aea89e17973626075d02d6f00a6fbd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5042b5725eb90bbb31f46c9c3269287f11e25cd2a38516da6073b135ce68e303",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-27T18:00:14Z",
    "title_canon_sha256": "0970aa11279835ca0593b05983de0995dc7896956f390b923228122f448de7af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08701",
    "kind": "arxiv",
    "version": 3
  }
}