Pith Number

pith:IU7ZHOUO

pith:2017:IU7ZHOUOPDHWE4FBIZ7OLA2UH5

not attested not anchored not stored refs pending

Perfect quantum state transfer on the Johnson scheme

Ahmad Mokhtar, Bahman Ahmadi, M. H. Shirdareh Haghighi

arxiv:1710.09096 v2 · 2017-10-25 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IU7ZHOUOPDHWE4FBIZ7OLA2UH5}

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	2026-05-18T00:18:31.412879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

453f93ba8e78cf6270a1467ee583543f555585dcfa1804d7d6d80420172a97a7

Aliases

arxiv: 1710.09096 · arxiv_version: 1710.09096v2 · doi: 10.48550/arxiv.1710.09096 · pith_short_12: IU7ZHOUOPDHW · pith_short_16: IU7ZHOUOPDHWE4FB · pith_short_8: IU7ZHOUO

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/IU7ZHOUOPDHWE4FBIZ7OLA2UH5 \
  | 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: 453f93ba8e78cf6270a1467ee583543f555585dcfa1804d7d6d80420172a97a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c013fb8107144597ca151bf182f3577d224119814882c60b5d43e2b118f7837",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-10-25T07:45:24Z",
    "title_canon_sha256": "a8d4873292361d96040475a3c718659d0cb7414295b3f2f1132db800aaf80fe0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09096",
    "kind": "arxiv",
    "version": 2
  }
}