Pith Number

pith:2WFLAPQS

pith:2017:2WFLAPQSSKQW7BHL5LOFKNA7DA

not attested not anchored not stored refs pending

Invariants for the Lagrangian Equivalence Problem

Eugenia Rosado Mar\'ia, Jaime Mu\~noz Masqu\'e, Marco Castrill\'on L\'opez

arxiv:1707.01494 v1 · 2017-07-05 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WFLAPQSSKQW7BHL5LOFKNA7DA}

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	2026-05-18T00:40:52.217081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d58ab03e1292a16f84ebeadc55341f182dacb76e378a7a672bb2e287176d3517

Aliases

arxiv: 1707.01494 · arxiv_version: 1707.01494v1 · doi: 10.48550/arxiv.1707.01494 · pith_short_12: 2WFLAPQSSKQW · pith_short_16: 2WFLAPQSSKQW7BHL · pith_short_8: 2WFLAPQS

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/2WFLAPQSSKQW7BHL5LOFKNA7DA \
  | 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: d58ab03e1292a16f84ebeadc55341f182dacb76e378a7a672bb2e287176d3517

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e1d0369aec14b4fe4db7cd6ac5b28dbf44978afa18e76597980f6b756dca3ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-07-05T17:55:07Z",
    "title_canon_sha256": "6bc36fc269c84c9be3dd7ef43a55bb81a3229e6d09e1b76bd61dcfd61474e944"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01494",
    "kind": "arxiv",
    "version": 1
  }
}