Pith Number

pith:DIQN7WSZ

pith:2021:DIQN7WSZDYXNVAV3JGIXHSBR2D

not attested not anchored not stored refs pending

Fundamental weight systems are quantum states

David Corfield, Hisham Sati, Urs Schreiber

arxiv:2105.02871 v2 · 2021-05-06 · math.GT · hep-th · math-ph · math.CO · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIQN7WSZDYXNVAV3JGIXHSBR2D}

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	2026-07-05T07:06:17.222271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a20dfda591e2eda82bb499173c831d0f16aa951720a7769c0b951d9042afb0d

Aliases

arxiv: 2105.02871 · arxiv_version: 2105.02871v2 · doi: 10.48550/arxiv.2105.02871 · pith_short_12: DIQN7WSZDYXN · pith_short_16: DIQN7WSZDYXNVAV3 · pith_short_8: DIQN7WSZ

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/DIQN7WSZDYXNVAV3JGIXHSBR2D \
  | 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: 1a20dfda591e2eda82bb499173c831d0f16aa951720a7769c0b951d9042afb0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9074c61c5d857f3ca8146e5f2020081e5d91b4bae2731ccda3964df5fc0d3642",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.CO",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2021-05-06T17:57:02Z",
    "title_canon_sha256": "f488dc4765c10cb9440a25bc824fa78cf2865348480cbd240e49b20057de2b74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02871",
    "kind": "arxiv",
    "version": 2
  }
}