Pith Number

pith:JSXTCYZO

pith:2020:JSXTCYZOPZWUHKL5Q5STOFXA25

not attested not anchored not stored refs pending

Magnetic Braking at work in binaries

Jean Pierre de Greve, Walter van Rensbergen

arxiv:2003.11387 v1 · 2020-03-25 · 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{JSXTCYZOPZWUHKL5Q5STOFXA25}

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	2026-07-05T01:46:49.777591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4caf31632e7e6d43a97d87653716e0d77792dd9b89f3b315dad42049ca1fba0e

Aliases

arxiv: 2003.11387 · arxiv_version: 2003.11387v1 · doi: 10.48550/arxiv.2003.11387 · pith_short_12: JSXTCYZOPZWU · pith_short_16: JSXTCYZOPZWUHKL5 · pith_short_8: JSXTCYZO

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/JSXTCYZOPZWUHKL5Q5STOFXA25 \
  | 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: 4caf31632e7e6d43a97d87653716e0d77792dd9b89f3b315dad42049ca1fba0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f8b2951f8c21bb5ed04efa9d97483934223f346c343be9d1ce04bca058f8627",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-03-25T13:22:52Z",
    "title_canon_sha256": "a97a4dbf0215ee3ac2371b8e34628f66978170802bdef8439162e7383d47d672"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11387",
    "kind": "arxiv",
    "version": 1
  }
}