Pith Number

pith:V77UROFI

pith:2000:V77UROFICWE4DIRBFZP745QVFI

not attested not anchored not stored refs pending

Twist maps for non-standard quantum algebras and discrete Schrodinger symmetries

A. Ballesteros, F.J. Herranz, J. Negro, L.M. Nieto

arxiv:math/0007020 v1 · 2000-07-05 · 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{V77UROFICWE4DIRBFZP745QVFI}

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	2026-07-04T16:21:13.371630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afff48b8a81589c1a2212e5ffe76152a23b1d2203ad9ac6d3228e7624d7efe32

Aliases

arxiv: math/0007020 · arxiv_version: math/0007020v1 · doi: 10.48550/arxiv.math/0007020 · pith_short_12: V77UROFICWE4 · pith_short_16: V77UROFICWE4DIRB · pith_short_8: V77UROFI

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/V77UROFICWE4DIRBFZP745QVFI \
  | 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: afff48b8a81589c1a2212e5ffe76152a23b1d2203ad9ac6d3228e7624d7efe32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d670c58fdaecc8bd93f82464b0c97fb2165a755fc1764d09644067c24df204ce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "2000-07-05T09:16:47Z",
    "title_canon_sha256": "f8e8e9575679ddc896246f1d74d5670d2177201873bf29de85b50294ba211834"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0007020",
    "kind": "arxiv",
    "version": 1
  }
}