Pith Number

pith:QJWR63LT

pith:2011:QJWR63LT3E2UUDGAFAZXXQHVZE

not attested not anchored not stored refs pending

Faster fully compressed pattern matching by recompression

Artur Je\.z

arxiv:1111.3244 v4 · 2011-11-14 · 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{QJWR63LT3E2UUDGAFAZXXQHVZE}

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	2026-05-18T03:20:06.768675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

826d1f6d73d9354a0cc028337bc0f5c91a3c7b4265e6b112ce5a4799ff886e52

Aliases

arxiv: 1111.3244 · arxiv_version: 1111.3244v4 · doi: 10.48550/arxiv.1111.3244 · pith_short_12: QJWR63LT3E2U · pith_short_16: QJWR63LT3E2UUDGA · pith_short_8: QJWR63LT

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/QJWR63LT3E2UUDGAFAZXXQHVZE \
  | 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: 826d1f6d73d9354a0cc028337bc0f5c91a3c7b4265e6b112ce5a4799ff886e52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aad7559e373a79012838dbaab4f088d51973c66d5b5739b206e12ccacb3732c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-11-14T15:26:56Z",
    "title_canon_sha256": "361c931d87e45a9f25b2fabeecdf10c20b5c1bf0a789f78c375e399a36b7eaee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3244",
    "kind": "arxiv",
    "version": 4
  }
}