Pith Number

pith:2SPSZELG

pith:2008:2SPSZELGNIJ6SCWYMJ7GHIXSST

not attested not anchored not stored refs pending

Constraints to Uranus' Great Collision. IV. The Origin of Prospero

Adrian Brunini (LaPlata), Gabriela Parisi (IAR-LaPlata), Giovanni Carraro (ESO-Santiago), Michele Maris (OATS)

arxiv:0801.1258 v2 · 2008-01-08 · astro-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{2SPSZELGNIJ6SCWYMJ7GHIXSST}

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	2026-07-04T15:06:43.888906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d49f2c91666a13e90ad8627e63a2f294ca38ba75f2a8619927c9becb3793d175

Aliases

arxiv: 0801.1258 · arxiv_version: 0801.1258v2 · doi: 10.48550/arxiv.0801.1258 · pith_short_12: 2SPSZELGNIJ6 · pith_short_16: 2SPSZELGNIJ6SCWY · pith_short_8: 2SPSZELG

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/2SPSZELGNIJ6SCWYMJ7GHIXSST \
  | 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: d49f2c91666a13e90ad8627e63a2f294ca38ba75f2a8619927c9becb3793d175

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c6ac298013c0d589ef36ce907438b0b3b0ef7fca9d7960655c042217ed755a1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-08T15:46:28Z",
    "title_canon_sha256": "457725ff36d54173808be543c2567c8ea7dda3668130ab3a626c9ab36a541870"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.1258",
    "kind": "arxiv",
    "version": 2
  }
}