Pith Number

pith:E4B4UN5M

pith:2012:E4B4UN5MT5IX6JHOEEFIU4AOEW

not attested not anchored not stored refs pending

Can GJ 876 host four planets in resonance?

Enrico Gerlach, Nader Haghighipour

arxiv:1202.5865 v1 · 2012-02-27 · 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{E4B4UN5MT5IX6JHOEEFIU4AOEW}

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	2026-05-18T01:58:19.432145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2703ca37ac9f517f24ee210a8a700e25b4668529d58b40c886573c01e54960d7

Aliases

arxiv: 1202.5865 · arxiv_version: 1202.5865v1 · doi: 10.48550/arxiv.1202.5865 · pith_short_12: E4B4UN5MT5IX · pith_short_16: E4B4UN5MT5IX6JHO · pith_short_8: E4B4UN5M

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/E4B4UN5MT5IX6JHOEEFIU4AOEW \
  | 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: 2703ca37ac9f517f24ee210a8a700e25b4668529d58b40c886573c01e54960d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ded59e33097029f0b0deeb8216fc6caa94e7f5129c49f7b617f2536d19c716ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-02-27T09:20:01Z",
    "title_canon_sha256": "aef1b89bfa7e1c17ea8e00662f54a63912e1bca7b085ac3ad7ae9233ec5b46be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5865",
    "kind": "arxiv",
    "version": 1
  }
}