Pith Number

pith:KAS3B3WR

pith:2018:KAS3B3WRH5MZEDQG3REQG5NNE5

not attested not anchored not stored refs pending

Points on nodal lines with given direction

Igor Wigman, Zeev Rudnick

arxiv:1802.09603 v3 · 2018-02-26 · 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{KAS3B3WRH5MZEDQG3REQG5NNE5}

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	2026-05-18T00:09:35.947506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5025b0eed13f59920e06dc490375ad274fd6d8295ab5a930ab2d79e297567450

Aliases

arxiv: 1802.09603 · arxiv_version: 1802.09603v3 · doi: 10.48550/arxiv.1802.09603 · pith_short_12: KAS3B3WRH5MZ · pith_short_16: KAS3B3WRH5MZEDQG · pith_short_8: KAS3B3WR

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/KAS3B3WRH5MZEDQG3REQG5NNE5 \
  | 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: 5025b0eed13f59920e06dc490375ad274fd6d8295ab5a930ab2d79e297567450

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6384de1b0773e0ecc756f9db9f9a511f3e5a56440bcb198907f672d06d82d0f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2018-02-26T20:56:53Z",
    "title_canon_sha256": "f2a45d9c3fc04db43b979f900e8b007d7e4e0db12646e024bd3074b95f6fea14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09603",
    "kind": "arxiv",
    "version": 3
  }
}