Pith Number

pith:DAY2TA4U

pith:2003:DAY2TA4UY7EXNVXTLBWQCCMQRC

not attested not anchored not stored refs pending

Searching for Planets in the Hyades III: The Quest for Short-Period Planets

D. Paulson, G. Henry, S. Saar, W. Cochran

arxiv:astro-ph/0312122 v1 · 2003-12-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DAY2TA4UY7EXNVXTLBWQCCMQRC}

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	2026-05-18T01:40:37.675690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1831a98394c7c976d6f3586d01099088bbf075db068b25da99c837882f2d3452

Aliases

arxiv: astro-ph/0312122 · arxiv_version: astro-ph/0312122v1 · doi: 10.48550/arxiv.astro-ph/0312122 · pith_short_12: DAY2TA4UY7EX · pith_short_16: DAY2TA4UY7EXNVXT · pith_short_8: DAY2TA4U

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/DAY2TA4UY7EXNVXTLBWQCCMQRC \
  | 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: 1831a98394c7c976d6f3586d01099088bbf075db068b25da99c837882f2d3452

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c727ea71742b84e26b83835b769ffa6ccd8d1431a2714930bed97899d6ea4baa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-04T15:00:22Z",
    "title_canon_sha256": "75108a7b7713bf4b3d927e7f348945c92e90a7ad73ee2ea0c6c4a828fa868886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312122",
    "kind": "arxiv",
    "version": 1
  }
}