Pith Number

pith:QXFRNVHE

pith:2011:QXFRNVHEKPWE3QDUR64BPE6JG5

not attested not anchored not stored refs pending

Cache-Oblivious Implicit Predecessor Dictionaries with the Working Set Property

Casper Kejlberg-Rasmussen, Gerth St{\o}lting Brodal

arxiv:1112.5472 v3 · 2011-12-22 · 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{QXFRNVHEKPWE3QDUR64BPE6JG5}

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	2026-05-18T03:51:48.657949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85cb16d4e453ec4dc0748fb81793c93776d5db2ad4f6ac8faf5d1cefe322928e

Aliases

arxiv: 1112.5472 · arxiv_version: 1112.5472v3 · doi: 10.48550/arxiv.1112.5472 · pith_short_12: QXFRNVHEKPWE · pith_short_16: QXFRNVHEKPWE3QDU · pith_short_8: QXFRNVHE

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/QXFRNVHEKPWE3QDUR64BPE6JG5 \
  | 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: 85cb16d4e453ec4dc0748fb81793c93776d5db2ad4f6ac8faf5d1cefe322928e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb91738f1081fcc95f2f3c7c9edc68f777abbb4b1522a8c1d9059a6b81ac0af4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-12-22T21:45:16Z",
    "title_canon_sha256": "164d547ca322880e6365c289de388197d52eda1608a45c88b9e9e19b55eb6291"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5472",
    "kind": "arxiv",
    "version": 3
  }
}