Pith Number

pith:BLDSKNYX

pith:2020:BLDSKNYX34YIFBAQNOX5H24B3W

not attested not anchored not stored refs pending

Lie Algebra Expansion and Integrability in Superstring Sigma-Models

Andrea Fontanella, Luca Romano

arxiv:2005.01736 v2 · 2020-05-04 · hep-th · 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{BLDSKNYX34YIFBAQNOX5H24B3W}

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.

Cited by

1 paper in Pith

3D Carrollian gravity from 2D Euclidean symmetry

Receipt and verification

First computed	2026-07-05T01:27:46.217144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ac7253717df308284106bafd3eb81dd955aa18b07c06e0b3423d3a3f1ff5614

Aliases

arxiv: 2005.01736 · arxiv_version: 2005.01736v2 · doi: 10.48550/arxiv.2005.01736 · pith_short_12: BLDSKNYX34YI · pith_short_16: BLDSKNYX34YIFBAQ · pith_short_8: BLDSKNYX

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/BLDSKNYX34YIFBAQNOX5H24B3W \
  | 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: 0ac7253717df308284106bafd3eb81dd955aa18b07c06e0b3423d3a3f1ff5614

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5df2e793b1e6cda5840a4cd29869aabcbfb6326ae8a34cb36fc042eafa8e1c1e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-05-04T18:00:03Z",
    "title_canon_sha256": "fec6be77d25b01476593ff202a305024ec46f75e85ba58ae8bfa7be324e9c39a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.01736",
    "kind": "arxiv",
    "version": 2
  }
}