Pith Number

pith:V4OPRJYR

pith:2022:V4OPRJYRA4LEJDG3PCHVSQJDO2

not attested not anchored not stored refs pending

Minimum $2$-edge strongly biconnected spanning directed subgraph problem

Raed Jaberi

arxiv:2207.03401 v2 · 2022-07-07 · 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{V4OPRJYRA4LEJDG3PCHVSQJDO2}

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.

Cited by

1 paper in Pith

Receipt and verification

First computed	2026-07-05T04:41:57.104164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af1cf8a7110716448cdb788f594123768986f626918d27811a357a6b6edc54ec

Aliases

arxiv: 2207.03401 · arxiv_version: 2207.03401v2 · doi: 10.48550/arxiv.2207.03401 · pith_short_12: V4OPRJYRA4LE · pith_short_16: V4OPRJYRA4LEJDG3 · pith_short_8: V4OPRJYR

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/V4OPRJYRA4LEJDG3PCHVSQJDO2 \
  | 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: af1cf8a7110716448cdb788f594123768986f626918d27811a357a6b6edc54ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a77efa472d8bce78ae58203dcb7de7bbf5aa0fb7b6de7126465b570686ef067",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-07-07T16:11:43Z",
    "title_canon_sha256": "64330dceca1258e2d680014b156c5605974b9e1afa5a2e933560265699011d96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.03401",
    "kind": "arxiv",
    "version": 2
  }
}