Pith Number

pith:KXIJ4AFK

pith:2010:KXIJ4AFKAYW5ZTM2RX5G5BIH2V

not attested not anchored not stored refs pending

Evolved solar systems in Praesepe

M. R. Burleigh, P. D. Dobbie, R. Napiwotzki, S. L. Casewell

arxiv:1012.1143 v1 · 2010-12-06 · 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{KXIJ4AFKAYW5ZTM2RX5G5BIH2V}

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	2026-05-18T02:04:32.644489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55d09e00aa062ddccd9a8dfa6e8507d5430f79668fb37b2d4a574928af981709

Aliases

arxiv: 1012.1143 · arxiv_version: 1012.1143v1 · doi: 10.48550/arxiv.1012.1143 · pith_short_12: KXIJ4AFKAYW5 · pith_short_16: KXIJ4AFKAYW5ZTM2 · pith_short_8: KXIJ4AFK

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/KXIJ4AFKAYW5ZTM2RX5G5BIH2V \
  | 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: 55d09e00aa062ddccd9a8dfa6e8507d5430f79668fb37b2d4a574928af981709

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35bfd4a2749acecb2798902ce8f15f8f445110673ef1df81c12b5d8b5dc4ce2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-12-06T12:11:03Z",
    "title_canon_sha256": "c2f1664223607c0c516bcda4e1f49d2a6b18ab4408c56265c09b26e27988671c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1143",
    "kind": "arxiv",
    "version": 1
  }
}