Pith Number

pith:MRZMH5QC

pith:2012:MRZMH5QCDNKF22Y3ME4N6PTL5E

not attested not anchored not stored refs pending

No pseudosynchronous rotation for terrestrial planets and moons

Michael Efroimsky, Valeri V. Makarov

arxiv:1209.1616 v3 · 2012-09-07 · astro-ph.EP · physics.geo-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{MRZMH5QCDNKF22Y3ME4N6PTL5E}

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.

Cited by

1 paper in Pith

First JWST thermal phase curves of temperate terrestrial exoplanets reveal no thick atmosphere around TRAPPIST-1 b and c

Receipt and verification

First computed	2026-05-18T01:54:38.476254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6472c3f6021b545d6b1b6138df3e6be905ab3955d07d03361f9208867350ae11

Aliases

arxiv: 1209.1616 · arxiv_version: 1209.1616v3 · doi: 10.48550/arxiv.1209.1616 · pith_short_12: MRZMH5QCDNKF · pith_short_16: MRZMH5QCDNKF22Y3 · pith_short_8: MRZMH5QC

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/MRZMH5QCDNKF22Y3ME4N6PTL5E \
  | 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: 6472c3f6021b545d6b1b6138df3e6be905ab3955d07d03361f9208867350ae11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fac7b905e73fc9e64176ca5458fdec48643b3c559b6d0d6f9798da288bf5af53",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-09-07T19:13:51Z",
    "title_canon_sha256": "ecbedb7649f1d91f003d9d407c6eccc8c2bf3b8b5812e558f2c7c9d8d6361898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1616",
    "kind": "arxiv",
    "version": 3
  }
}