Pith Number

pith:FJRJJQ5V

pith:2016:FJRJJQ5VSBCVVZHXWDFQSFMEXR

not attested not anchored not stored refs pending

Weighted Procrustes problems

Alejandra Maestripieri, Juan Giribet, Maximiliano Contino

arxiv:1610.00558 v1 · 2016-10-03 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FJRJJQ5VSBCVVZHXWDFQSFMEXR}

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	2026-05-18T01:03:25.257937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a6294c3b590455ae4f7b0cb091584bc4fae9db70d2e0c54de814cf927b76d75

Aliases

arxiv: 1610.00558 · arxiv_version: 1610.00558v1 · doi: 10.48550/arxiv.1610.00558 · pith_short_12: FJRJJQ5VSBCV · pith_short_16: FJRJJQ5VSBCVVZHX · pith_short_8: FJRJJQ5V

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/FJRJJQ5VSBCVVZHXWDFQSFMEXR \
  | 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: 2a6294c3b590455ae4f7b0cb091584bc4fae9db70d2e0c54de814cf927b76d75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "430c38ea71a3c6be9830588c3834f077eca1b660df0af5dc18dcccdc61392013",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-10-03T14:00:30Z",
    "title_canon_sha256": "6a4390b47603f61bc05a0836163aa37fcc1c0f3187b0939f19954ee8743ac831"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00558",
    "kind": "arxiv",
    "version": 1
  }
}