Pith Number

pith:IPY3E5MK

pith:2017:IPY3E5MKSFPTNKTHG3CUUSSBMK

not attested not anchored not stored refs pending

Laplacians on periodic graphs with guides

Evgeny Korotyaev, Natalia Saburova

arxiv:1702.01502 v1 · 2017-02-06 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPY3E5MKSFPTNKTHG3CUUSSBMK}

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	2026-05-18T00:51:23.232116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43f1b2758a915f36aa6736c54a4a41629c534952bbd434a26ccf034b96ded9ef

Aliases

arxiv: 1702.01502 · arxiv_version: 1702.01502v1 · doi: 10.48550/arxiv.1702.01502 · pith_short_12: IPY3E5MKSFPT · pith_short_16: IPY3E5MKSFPTNKTH · pith_short_8: IPY3E5MK

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/IPY3E5MKSFPTNKTHG3CUUSSBMK \
  | 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: 43f1b2758a915f36aa6736c54a4a41629c534952bbd434a26ccf034b96ded9ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec658c23010d562358a8c6092620be6828e185a54fcdbd468cfc63582e59707",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2017-02-06T05:54:38Z",
    "title_canon_sha256": "b83f81cdffecb576c8edc37fbdff49ceee6dfc973a7abc71dfeae85275f79a8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01502",
    "kind": "arxiv",
    "version": 1
  }
}