Pith Number

pith:OEAIQHQC

pith:2017:OEAIQHQCCEBBRBOOGJ2P3VAB7A

not attested not anchored not stored refs pending

Metamaterials from modified CPT-odd standard model extension and minimum length

H. Belich, H. L. C. Louzada, T. Prudencio

arxiv:1706.04836 v1 · 2017-06-08 · physics.gen-ph · 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{OEAIQHQCCEBBRBOOGJ2P3VAB7A}

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	2026-05-18T00:42:19.086946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7100881e0211021885ce3274fdd401f810cff37334b3f81d2b191bab4ed49474

Aliases

arxiv: 1706.04836 · arxiv_version: 1706.04836v1 · doi: 10.48550/arxiv.1706.04836 · pith_short_12: OEAIQHQCCEBB · pith_short_16: OEAIQHQCCEBBRBOO · pith_short_8: OEAIQHQC

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/OEAIQHQCCEBBRBOOGJ2P3VAB7A \
  | 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: 7100881e0211021885ce3274fdd401f810cff37334b3f81d2b191bab4ed49474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81e2325ff91d46a58e0cbe5c11628639d676267426a13bec7510b56fb1feb24b",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2017-06-08T20:41:15Z",
    "title_canon_sha256": "3032ad25c55dce71384eda31921f719b3e45c49ee7e9ffbd5767d972cece8082"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04836",
    "kind": "arxiv",
    "version": 1
  }
}