Pith Number

pith:M3XV3XX6

pith:2020:M3XV3XX6RDQQ7SMMM6Z5JHNZ3E

not attested not anchored not stored refs pending

Detailed chemical compositions of planet hosting stars: I. Exploration of possible planet signatures

D. Yong, F. Liu, H. S. Wang, I. Ramirez, J. Melendez, L. Acuna, L. Spina, M. Asplund

arxiv:2005.09846 v1 · 2020-05-20 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M3XV3XX6RDQQ7SMMM6Z5JHNZ3E}

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	2026-07-05T01:04:52.545216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66ef5ddefe88e10fc98c67b3d49db9d927289d318b5e8cca6ab4bc343079797e

Aliases

arxiv: 2005.09846 · arxiv_version: 2005.09846v1 · doi: 10.48550/arxiv.2005.09846 · pith_short_12: M3XV3XX6RDQQ · pith_short_16: M3XV3XX6RDQQ7SMM · pith_short_8: M3XV3XX6

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/M3XV3XX6RDQQ7SMMM6Z5JHNZ3E \
  | 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: 66ef5ddefe88e10fc98c67b3d49db9d927289d318b5e8cca6ab4bc343079797e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a46f62d104a73995f622e9926f23920bcc6024e62446934d602619e22a0053c8",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-05-20T05:09:32Z",
    "title_canon_sha256": "56779abc2b2480475bbd4b2a9355a40cf1dfd6f54db32c85b878fc18a71064a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09846",
    "kind": "arxiv",
    "version": 1
  }
}