Pith Number

pith:Q5ETTGP3

pith:2019:Q5ETTGP3UXPYZIEXPQAWJUTOPW

not attested not anchored not stored refs pending

High order concentrated non-negative matrix-exponential functions

Gabor Horvath, Illes Horvath, Miklos Telek

arxiv:1901.08627 v1 · 2019-01-23 · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q5ETTGP3UXPYZIEXPQAWJUTOPW}

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	2026-05-17T23:55:33.556247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87493999fba5df8ca0977c0164d26e7d924fdb3bcf73a4651286231e948bd7f9

Aliases

arxiv: 1901.08627 · arxiv_version: 1901.08627v1 · doi: 10.48550/arxiv.1901.08627 · pith_short_12: Q5ETTGP3UXPY · pith_short_16: Q5ETTGP3UXPYZIEX · pith_short_8: Q5ETTGP3

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/Q5ETTGP3UXPYZIEXPQAWJUTOPW \
  | 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: 87493999fba5df8ca0977c0164d26e7d924fdb3bcf73a4651286231e948bd7f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "343ee5ac35bc981a94ec0ab6a5f2444ffe47d3a5d9be3004a598451548e9327c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2019-01-23T14:49:52Z",
    "title_canon_sha256": "3e6eedc2c0ea36d389d1ec58ec15fc7d9334e2e4d2e28b0be052af5d26ce96fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08627",
    "kind": "arxiv",
    "version": 1
  }
}