Pith Number

pith:LZW2YK2R

pith:2011:LZW2YK2R5TOWINCKNBQVO7VFON

not attested not anchored not stored refs pending

News From The Gamma Cephei Planetary System

Artie P. Hatzes, Michael Endl, Robert A. Wittenmyer, William D. Cochran

arxiv:1101.2588 v1 · 2011-01-13 · astro-ph.EP · 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{LZW2YK2R5TOWINCKNBQVO7VFON}

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	2026-05-18T02:22:57.878257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e6dac2b51ecdd64344a6861577ea5734bc53b99026c0425451a5000a39dfe4b

Aliases

arxiv: 1101.2588 · arxiv_version: 1101.2588v1 · doi: 10.48550/arxiv.1101.2588 · pith_short_12: LZW2YK2R5TOW · pith_short_16: LZW2YK2R5TOWINCK · pith_short_8: LZW2YK2R

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/LZW2YK2R5TOWINCKNBQVO7VFON \
  | 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: 5e6dac2b51ecdd64344a6861577ea5734bc53b99026c0425451a5000a39dfe4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42c571d8c85bf929019e4760d108c3675bc62e465fa09e121402b51e29369f07",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-01-13T15:39:52Z",
    "title_canon_sha256": "dfde1110096d21e78dd63b0523cb1c68807c7e0126d4058935585ab71da92276"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2588",
    "kind": "arxiv",
    "version": 1
  }
}