Pith Number

pith:LVKCA2QV

pith:2016:LVKCA2QV4GENGK37GJCOT27NW5

not attested not anchored not stored refs pending

Modeling Kleinian cosmology with electronic metamaterials

Bertrand Berche, David Figueiredo, Felipe Azevedo Gomes, Fernando Moraes, S\'ebastien Fumeron

arxiv:1608.03812 v1 · 2016-08-12 · gr-qc · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LVKCA2QV4GENGK37GJCOT27NW5}

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	2026-05-18T00:31:36.414703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d54206a15e188d32b7f3244e9ebedb759746581633187db5c1cc0c21a293111

Aliases

arxiv: 1608.03812 · arxiv_version: 1608.03812v1 · doi: 10.48550/arxiv.1608.03812 · pith_short_12: LVKCA2QV4GEN · pith_short_16: LVKCA2QV4GENGK37 · pith_short_8: LVKCA2QV

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/LVKCA2QV4GENGK37GJCOT27NW5 \
  | 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: 5d54206a15e188d32b7f3244e9ebedb759746581633187db5c1cc0c21a293111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd79c23dd505ff2f6d42d78f9fd30f75474849c3e8d682a0cef3214ddf098147",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-08-12T14:51:24Z",
    "title_canon_sha256": "0e59cccdf3db373d7efe68b7be1ba7866882861faa654080cb371d06fed59a25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03812",
    "kind": "arxiv",
    "version": 1
  }
}