Pith Number

pith:YMK4SAUK

pith:2026:YMK4SAUKT522ON4YQANC7WOWAD

not attested not anchored not stored refs pending

Fast Estimation for Forest Matrix of Signed Graphs

Haoxin Sun, Zhongzhi Zhang

arxiv:2606.26608 v1 · 2026-06-25 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMK4SAUKT522ON4YQANC7WOWAD}

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	2026-06-26T01:15:36.103725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c315c9028a9f75a73798801a2fd9d600f3cf5f428398f8f99b08d60ba0c997b4

Aliases

arxiv: 2606.26608 · arxiv_version: 2606.26608v1 · doi: 10.48550/arxiv.2606.26608 · pith_short_12: YMK4SAUKT522 · pith_short_16: YMK4SAUKT522ON4Y · pith_short_8: YMK4SAUK

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/YMK4SAUKT522ON4YQANC7WOWAD \
  | 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: c315c9028a9f75a73798801a2fd9d600f3cf5f428398f8f99b08d60ba0c997b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad24de80bb711a32fdf82905fa0e7abf38381a869eb5ab60a40ca5da4e484a98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2026-06-25T05:11:21Z",
    "title_canon_sha256": "1b4a49aa7df9127213b94d91e886106d65aa508d87884b48f84252632b7e3e8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26608",
    "kind": "arxiv",
    "version": 1
  }
}