Pith Number

pith:ZQJOQBXA

pith:2012:ZQJOQBXACWUGAGYU4GZSBWZCVG

not attested not anchored not stored refs pending

Spin-orbit coupling for tidally evolving super-Earths

Adri\'an Rodr\'iguez, Hauke Hussmann, Nelson Callegari Jr, Tatiana A. Michtchenko

arxiv:1209.1580 v1 · 2012-09-07 · 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{ZQJOQBXACWUGAGYU4GZSBWZCVG}

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	2026-05-18T01:54:38.564029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc12e806e015a8601b14e1b320db22a9b8f1867cee1eb94359ea7b13680485e3

Aliases

arxiv: 1209.1580 · arxiv_version: 1209.1580v1 · doi: 10.48550/arxiv.1209.1580 · pith_short_12: ZQJOQBXACWUG · pith_short_16: ZQJOQBXACWUGAGYU · pith_short_8: ZQJOQBXA

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/ZQJOQBXACWUGAGYU4GZSBWZCVG \
  | 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: cc12e806e015a8601b14e1b320db22a9b8f1867cee1eb94359ea7b13680485e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e7294936364e56bfcb67db5016d2ac9346356ff75d3a15a5e22547031424ba3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-09-07T16:05:42Z",
    "title_canon_sha256": "778018372f9bbf3d96650673a79d5221d257b35ab19a7e1856261b3737ba4ee6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1580",
    "kind": "arxiv",
    "version": 1
  }
}