Pith Number

pith:QUXA3O2O

pith:2010:QUXA3O2OILMBHIKCQU3T5PCQIH

not attested not anchored not stored refs pending

Finite sections of band-dominated operators on discrete groups

S. Roch, V. S. Rabinovich

arxiv:1002.4258 v1 · 2010-02-23 · math.NA · cs.NA · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUXA3O2OILMBHIKCQU3T5PCQIH}

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	2026-06-03T23:06:34.049829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

852e0dbb4e42d813a14285373ebc5041e482958f151768fd310d4d331e00f5cd

Aliases

arxiv: 1002.4258 · arxiv_version: 1002.4258v1 · doi: 10.48550/arxiv.1002.4258 · pith_short_12: QUXA3O2OILMB · pith_short_16: QUXA3O2OILMBHIKC · pith_short_8: QUXA3O2O

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/QUXA3O2OILMBHIKCQU3T5PCQIH \
  | 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: 852e0dbb4e42d813a14285373ebc5041e482958f151768fd310d4d331e00f5cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c1546080bd78d5fc07bd000b9063e3bda647dca72b43d2974dc6e6389ec66a8",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-02-23T07:11:08Z",
    "title_canon_sha256": "bfb817ea4ef756d00f0b84d87c318ba604107bc32f8192d7205bd19c7d481fd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.4258",
    "kind": "arxiv",
    "version": 1
  }
}