Pith Number

pith:I3I2DGCH

pith:2009:I3I2DGCHWYP5YBR53Q26ESYIJS

not attested not anchored not stored refs pending

Theory of the rotation of Janus and Epimetheus

B. Noyelles

arxiv:0912.4830 v1 · 2009-12-24 · 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{I3I2DGCHWYP5YBR53Q26ESYIJS}

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	2026-05-18T02:10:13.874097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46d1a19847b61fdc063ddc35e24b084ca23305199dbb4232b1001a59c0693112

Aliases

arxiv: 0912.4830 · arxiv_version: 0912.4830v1 · doi: 10.48550/arxiv.0912.4830 · pith_short_12: I3I2DGCHWYP5 · pith_short_16: I3I2DGCHWYP5YBR5 · pith_short_8: I3I2DGCH

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/I3I2DGCHWYP5YBR53Q26ESYIJS \
  | 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: 46d1a19847b61fdc063ddc35e24b084ca23305199dbb4232b1001a59c0693112

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5172bfb0a551da268aad7bf2199c04c58a5946e431199e0ba83ed3bffcc11bc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-12-24T11:06:23Z",
    "title_canon_sha256": "fca8cec18d22657e99ca4514207841a83f611eddab18f927ad28014028fb1cb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4830",
    "kind": "arxiv",
    "version": 1
  }
}