Pith Number

pith:CDMGYWAQ

pith:2010:CDMGYWAQD646YKRXCK2S5MXDYX

not attested not anchored not stored refs pending

Random Access to Grammar Compressed Strings

Gad M. Landau, Kunihiko Sadakane, Oren Weimann, Philip Bille, Rajeev Raman, Srinivasa Rao Satti

arxiv:1001.1565 v3 · 2010-01-11 · 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{CDMGYWAQD646YKRXCK2S5MXDYX}

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	2026-05-18T03:08:38.703334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10d86c58101fb9ec2a3712b52eb2e3c5d5fe6b07cb8c65cb36b2b8d77dd48067

Aliases

arxiv: 1001.1565 · arxiv_version: 1001.1565v3 · doi: 10.48550/arxiv.1001.1565 · pith_short_12: CDMGYWAQD646 · pith_short_16: CDMGYWAQD646YKRX · pith_short_8: CDMGYWAQ

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/CDMGYWAQD646YKRXCK2S5MXDYX \
  | 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: 10d86c58101fb9ec2a3712b52eb2e3c5d5fe6b07cb8c65cb36b2b8d77dd48067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e54853260cadfbfa4e0b8ae018f57c74d9ae8481aef98c172fff32ed92141104",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-01-11T20:29:41Z",
    "title_canon_sha256": "cea52a8c206cc6fedaa779fe561787dac956ba6c15670cd7971bb825733ab91f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1565",
    "kind": "arxiv",
    "version": 3
  }
}