Pith Number

pith:USGJ4BI2

pith:2019:USGJ4BI2RRF6RANBOEDQHYX7UC

not attested not anchored not stored refs pending

Non-relativistic symmetries in three space-time dimensions and the Nappi-Witten algebra

Diego M. Pe\~nafiel, Patricio Salgado-Rebolledo

arxiv:1906.02161 v3 · 2019-06-05 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{USGJ4BI2RRF6RANBOEDQHYX7UC}

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	2026-07-05T00:31:06.259598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a48c9e051a8c4be881a1710703e2ffa0b3c69296dd798c9746ab6b114e315a3d

Aliases

arxiv: 1906.02161 · arxiv_version: 1906.02161v3 · doi: 10.48550/arxiv.1906.02161 · pith_short_12: USGJ4BI2RRF6 · pith_short_16: USGJ4BI2RRF6RANB · pith_short_8: USGJ4BI2

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/USGJ4BI2RRF6RANBOEDQHYX7UC \
  | 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: a48c9e051a8c4be881a1710703e2ffa0b3c69296dd798c9746ab6b114e315a3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9ef48c123a833e88a7b4898d8406234a79adceb10c22fcad629288ed040cb0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-06-05T17:47:51Z",
    "title_canon_sha256": "6f87f1e32d7611f790a1add0ec178a4b8b889ce7a496842c1d88778e8ef44ad8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02161",
    "kind": "arxiv",
    "version": 3
  }
}