Pith Number

pith:UPZ6FGWP

pith:2012:UPZ6FGWPEICXGTRGQXXY3K2DIA

not attested not anchored not stored refs pending

Time-Space Trade-Offs for Longest Common Extensions

Benjamin Sach, Hjalte Wedel Vildh{\o}j, Inge Li Goertz, Philip Bille

arxiv:1211.0270 v2 · 2012-11-01 · 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{UPZ6FGWPEICXGTRGQXXY3K2DIA}

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	2026-05-18T03:27:32.486059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f3e29acf2205734e2685ef8dab43403eecc926c450d1e2b3c26a28cd0f2c1b

Aliases

arxiv: 1211.0270 · arxiv_version: 1211.0270v2 · doi: 10.48550/arxiv.1211.0270 · pith_short_12: UPZ6FGWPEICX · pith_short_16: UPZ6FGWPEICXGTRG · pith_short_8: UPZ6FGWP

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/UPZ6FGWPEICXGTRGQXXY3K2DIA \
  | 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: a3f3e29acf2205734e2685ef8dab43403eecc926c450d1e2b3c26a28cd0f2c1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "384d4341f0152e8b4d8d6a87d13c325d3d47d0617e16b4aa77d7fb7434acd583",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-11-01T19:55:11Z",
    "title_canon_sha256": "f20da440ffaf9a13fa2de62ea9e139e6bfeadfdca4a030ace664b04b1247d7b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0270",
    "kind": "arxiv",
    "version": 2
  }
}