Pith Number

pith:EL3RCTVY

pith:2011:EL3RCTVYRTSMMDGNI7QPCRY5BH

not attested not anchored not stored refs pending

SOPDEs and Nonlinear Connections

M. Salgado, N. Rom\'an-Roy, S. Vilari\~no

arxiv:1109.5830 v1 · 2011-09-27 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EL3RCTVYRTSMMDGNI7QPCRY5BH}

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	2026-05-18T01:24:31.082722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22f7114eb88ce4c60ccd47e0f1471d09d365421f03a7dbed723a51c4c3a94c8d

Aliases

arxiv: 1109.5830 · arxiv_version: 1109.5830v1 · doi: 10.48550/arxiv.1109.5830 · pith_short_12: EL3RCTVYRTSM · pith_short_16: EL3RCTVYRTSMMDGN · pith_short_8: EL3RCTVY

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/EL3RCTVYRTSMMDGNI7QPCRY5BH \
  | 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: 22f7114eb88ce4c60ccd47e0f1471d09d365421f03a7dbed723a51c4c3a94c8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9aaae76afa71b6d883baac5b66d76df1ab9aa334122e8d4a16f6d25dc07e5a7",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-09-27T10:46:17Z",
    "title_canon_sha256": "dd6e067553f9fcaa54664c71f2f7173c3da19e8720d114dd797144b1362def14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5830",
    "kind": "arxiv",
    "version": 1
  }
}