Pith Number

pith:XDCRFUYW

pith:2025:XDCRFUYWWDLYMLGF5BUQE4S4ZS

not attested not anchored not stored refs pending

Eighteen Exoplanet Host Stars from the NPOI Data Archive

Ellyn K. Baines, Henrique R. Schmitt, James H. Clark III, Jeremy Jones, Jordan M. Stone

arxiv:2506.02934 v1 · 2025-06-03 · astro-ph.SR · 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{XDCRFUYWWDLYMLGF5BUQE4S4ZS}

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	2026-07-05T11:15:12.232693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8c512d316b0d7862cc5e86902725ccca60ec1b443ed0fb2c2bdc8a3088d2d77

Aliases

arxiv: 2506.02934 · arxiv_version: 2506.02934v1 · doi: 10.48550/arxiv.2506.02934 · pith_short_12: XDCRFUYWWDLY · pith_short_16: XDCRFUYWWDLYMLGF · pith_short_8: XDCRFUYW

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/XDCRFUYWWDLYMLGF5BUQE4S4ZS \
  | 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: b8c512d316b0d7862cc5e86902725ccca60ec1b443ed0fb2c2bdc8a3088d2d77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8c3c8db117989cce64be8801a00253def6e31be6ec7fe405117d8632b86e741",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-06-03T14:35:14Z",
    "title_canon_sha256": "b658c54ffb52f171a1b2df8319aaf7cb727bb1c53abb13fd5ddcca0003c9da93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02934",
    "kind": "arxiv",
    "version": 1
  }
}