Pith Number

pith:J3VSTU24

pith:2014:J3VSTU24BJVLXQUKIUTE5IDCOH

not attested not anchored not stored refs pending

Computing the $2$-blocks of directed graphs

Raed Jaberi

arxiv:1407.6178 v1 · 2014-07-23 · 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{J3VSTU24BJVLXQUKIUTE5IDCOH}

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	2026-05-18T02:46:58.768948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eeb29d35c0a6abbc28a45264ea06271de73623512156ee21a69f954af8d9c0a

Aliases

arxiv: 1407.6178 · arxiv_version: 1407.6178v1 · doi: 10.48550/arxiv.1407.6178 · pith_short_12: J3VSTU24BJVL · pith_short_16: J3VSTU24BJVLXQUK · pith_short_8: J3VSTU24

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/J3VSTU24BJVLXQUKIUTE5IDCOH \
  | 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: 4eeb29d35c0a6abbc28a45264ea06271de73623512156ee21a69f954af8d9c0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d171e0bcc6ed95786861e68d992b84b2c1f80a3fe62a4e734cc17c4e0d9d93bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-07-23T11:20:24Z",
    "title_canon_sha256": "30e3fea125c199db02a775e4a700036fce4fb85a36d097f44ccb3d3e50d09af7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6178",
    "kind": "arxiv",
    "version": 1
  }
}