Pith Number

pith:NYKJK55B

pith:2020:NYKJK55BGRTUYK2D37BQXOODSM

not attested not anchored not stored refs pending

Pathways to Sustainable Planetary Science

Anne K. Virkki, Emmanuel Lellouch, Jack J. Lissauer, Matija \'Cuk, Tom\'a\v{s} Kohout

arxiv:2009.04419 v1 · 2020-09-09 · astro-ph.IM · 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{NYKJK55BGRTUYK2D37BQXOODSM}

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	2026-07-05T01:34:18.191860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e149577a134674c2b43dfc30bb9c393180161ed47cc03242ab105bcfbee34f3

Aliases

arxiv: 2009.04419 · arxiv_version: 2009.04419v1 · doi: 10.48550/arxiv.2009.04419 · pith_short_12: NYKJK55BGRTU · pith_short_16: NYKJK55BGRTUYK2D · pith_short_8: NYKJK55B

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/NYKJK55BGRTUYK2D37BQXOODSM \
  | 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: 6e149577a134674c2b43dfc30bb9c393180161ed47cc03242ab105bcfbee34f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8842722e882a24e87a1fd45f98b609aa3153a3366d3638a8f92d2b0928944ff",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-09-09T17:06:27Z",
    "title_canon_sha256": "43df3d7ca74da1a70ce7eea31a1e318bf610c0ec701c79264cfd59888f4d0a27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04419",
    "kind": "arxiv",
    "version": 1
  }
}