Pith Number

pith:C35K7FBG

pith:2011:C35K7FBGNU5Z57KOQ55ZE2QIIF

not attested not anchored not stored refs pending

Global dynamics under a weak potential on a sphere

Alessandro Portaluri, Francesco Paparella, Roberto Castelli

arxiv:1109.1128 v1 · 2011-09-06 · math.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C35K7FBGNU5Z57KOQ55ZE2QIIF}

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	2026-05-18T04:14:05.331847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16faaf94266d3b9efd4e877b926a084160cfaf46e3cea3e3e7fb440ee8cadfae

Aliases

arxiv: 1109.1128 · arxiv_version: 1109.1128v1 · doi: 10.48550/arxiv.1109.1128 · pith_short_12: C35K7FBGNU5Z · pith_short_16: C35K7FBGNU5Z57KO · pith_short_8: C35K7FBG

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/C35K7FBGNU5Z57KOQ55ZE2QIIF \
  | 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: 16faaf94266d3b9efd4e877b926a084160cfaf46e3cea3e3e7fb440ee8cadfae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6da5dbe30ace90d5fd9f7374f957d60d6a6de2f3860617635c4f338b93b6b1a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-09-06T09:43:42Z",
    "title_canon_sha256": "0ad9e79a5c3602c92742e5d500f33b2966a8493fd223ff2514ec2a643749aa91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1128",
    "kind": "arxiv",
    "version": 1
  }
}