Pith Number

pith:6EYZVXPR

pith:2018:6EYZVXPRMQF4WDNDC6TCA6BMVW

not attested not anchored not stored refs pending

A Note on the Quantum Family of Maps

Albert Jeu-Liang Sheu, Thomas Timmermann

arxiv:1809.11107 v2 · 2018-09-28 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6EYZVXPRMQF4WDNDC6TCA6BMVW}

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	2026-05-18T00:02:44.214433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1319addf1640bcb0da317a620782cad92abff15d313b5e0204eb29cb34d19f0

Aliases

arxiv: 1809.11107 · arxiv_version: 1809.11107v2 · doi: 10.48550/arxiv.1809.11107 · pith_short_12: 6EYZVXPRMQF4 · pith_short_16: 6EYZVXPRMQF4WDND · pith_short_8: 6EYZVXPR

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/6EYZVXPRMQF4WDNDC6TCA6BMVW \
  | 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: f1319addf1640bcb0da317a620782cad92abff15d313b5e0204eb29cb34d19f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96d8d9bf0a0acf4f760963459f8f241340d2855fbf5eb311f79241dafe4b16a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2018-09-28T15:59:19Z",
    "title_canon_sha256": "972fa7bf986692247e419079304d43b3cda9040af21ab488c935c3bc6df62743"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.11107",
    "kind": "arxiv",
    "version": 2
  }
}