Pith Number

pith:Y5IKMJYX

pith:2010:Y5IKMJYXL22SHMSRFLX3RDYWXR

not attested not anchored not stored refs pending

Optimal Lower Bounds for Projective List Update Algorithms

Bernd Gaertner, Bernhard von Stengel, Christoph Ambuehl

arxiv:1002.2440 v3 · 2010-02-11 · cs.CC · 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{Y5IKMJYXL22SHMSRFLX3RDYWXR}

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	2026-05-18T02:32:31.776118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c750a627175eb523b2512aefb88f16bc6dd5924d651877f562bb9f234a0d841f

Aliases

arxiv: 1002.2440 · arxiv_version: 1002.2440v3 · doi: 10.48550/arxiv.1002.2440 · pith_short_12: Y5IKMJYXL22S · pith_short_16: Y5IKMJYXL22SHMSR · pith_short_8: Y5IKMJYX

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/Y5IKMJYXL22SHMSRFLX3RDYWXR \
  | 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: c750a627175eb523b2512aefb88f16bc6dd5924d651877f562bb9f234a0d841f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56a9171cb48c69bf3f50c5fcdd2dd0a607a50c8b0df11a89aa61574595f5a107",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2010-02-11T21:48:07Z",
    "title_canon_sha256": "2458ffafeb9d987bef2f8c3b8e249846dab1522d6cfeeb0f80799929b6921cc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2440",
    "kind": "arxiv",
    "version": 3
  }
}