Pith Number

pith:E6MNKY4U

pith:2025:E6MNKY4UNZ7ACI6LOOA5Q4OF32

not attested not anchored not stored refs pending

Graph Reconstruction with a Connected Components Oracle

Juha Harviainen, Pekka Parviainen

arxiv:2509.05002 v2 · 2025-09-05 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E6MNKY4UNZ7ACI6LOOA5Q4OF32}

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	2026-07-05T12:11:00.117413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2798d563946e7e0123cb7381d871c5de82613ae9e2cba0413810e710d5f9f918

Aliases

arxiv: 2509.05002 · arxiv_version: 2509.05002v2 · doi: 10.48550/arxiv.2509.05002 · pith_short_12: E6MNKY4UNZ7A · pith_short_16: E6MNKY4UNZ7ACI6L · pith_short_8: E6MNKY4U

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/E6MNKY4UNZ7ACI6LOOA5Q4OF32 \
  | 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: 2798d563946e7e0123cb7381d871c5de82613ae9e2cba0413810e710d5f9f918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03f463ccf1b185bb8b0742479b171efc13d0c8c6804d7b41d1a7fbb3503a20c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-09-05T10:51:18Z",
    "title_canon_sha256": "f46566bb2e1a128f0498a1a70ba46a11f7279bcdd314eb973024fc90d6f92539"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05002",
    "kind": "arxiv",
    "version": 2
  }
}