Pith Number

pith:WLJ2MNIM

pith:2019:WLJ2MNIMHSKAMQQKFUCECY53ZC

not attested not anchored not stored refs pending

Uncertainty principles for eventually constant sign bandlimited functions

D.V. Gorbachev, S.Yu. Tikhonov, V.I. Ivanov

arxiv:1904.11328 v1 · 2019-04-25 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WLJ2MNIMHSKAMQQKFUCECY53ZC}

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	2026-05-17T23:47:45.184175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2d3a6350c3c9406420a2d044163bbc8a3ec5c10de4e1de90ce9a4e2f9884212

Aliases

arxiv: 1904.11328 · arxiv_version: 1904.11328v1 · doi: 10.48550/arxiv.1904.11328 · pith_short_12: WLJ2MNIMHSKA · pith_short_16: WLJ2MNIMHSKAMQQK · pith_short_8: WLJ2MNIM

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/WLJ2MNIMHSKAMQQKFUCECY53ZC \
  | 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: b2d3a6350c3c9406420a2d044163bbc8a3ec5c10de4e1de90ce9a4e2f9884212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e35ba8ea3ecc84409f26330d1e5a7f075adbc782204a4d868186f4f3cff9f617",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-04-25T13:37:11Z",
    "title_canon_sha256": "e6ce1746d4e57f61db9caaf738382624084c36163b2548a43850cff37bcaa324"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11328",
    "kind": "arxiv",
    "version": 1
  }
}