Pith Number

pith:CTVTW2DL

pith:2014:CTVTW2DL2JQUPZB2IL4NJJNQON

not attested not anchored not stored refs pending

Avoiding collisions under topological constraints in variational problems coming from celestial mechanics

Nicola Soave, Susanna Terracini

arxiv:1404.2490 v1 · 2014-04-09 · 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{CTVTW2DL2JQUPZB2IL4NJJNQON}

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	2026-05-18T02:54:31.382957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14eb3b686bd26147e43a42f8d4a5b0735ba5bff08854b153b77a7b9a2409f154

Aliases

arxiv: 1404.2490 · arxiv_version: 1404.2490v1 · doi: 10.48550/arxiv.1404.2490 · pith_short_12: CTVTW2DL2JQU · pith_short_16: CTVTW2DL2JQUPZB2 · pith_short_8: CTVTW2DL

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/CTVTW2DL2JQUPZB2IL4NJJNQON \
  | 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: 14eb3b686bd26147e43a42f8d4a5b0735ba5bff08854b153b77a7b9a2409f154

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb4cd8d6c2de8d2cf41c1aa3ab9ca45204e3546c7b1b6a1f23042b69793d74de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-04-09T13:58:14Z",
    "title_canon_sha256": "00e5c7e57ecb6fa06dd26ac69a08df3e72991c83f4ddfc216a80d4916570273e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2490",
    "kind": "arxiv",
    "version": 1
  }
}