Pith Number

pith:5ON6QOFJ

pith:2013:5ON6QOFJJHSTBLIFM3JF4VIVX6

not attested not anchored not stored refs pending

Mixing Strategies in Data Compression

Christopher Mattern

arxiv:1302.2839 v1 · 2013-02-12 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ON6QOFJJHSTBLIFM3JF4VIVX6}

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	2026-05-18T03:33:50.653253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb9be838a949e530ad0566d25e5515bfbc6f9cf2c5b0e29f50b969b914101ab0

Aliases

arxiv: 1302.2839 · arxiv_version: 1302.2839v1 · doi: 10.48550/arxiv.1302.2839 · pith_short_12: 5ON6QOFJJHST · pith_short_16: 5ON6QOFJJHSTBLIF · pith_short_8: 5ON6QOFJ

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/5ON6QOFJJHSTBLIFM3JF4VIVX6 \
  | 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: eb9be838a949e530ad0566d25e5515bfbc6f9cf2c5b0e29f50b969b914101ab0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec7a517f951c2b238965d77c43ff00e02c15220709e8a831f2c998520e0975d5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-02-12T16:11:49Z",
    "title_canon_sha256": "a08718f5215120ff8e0ee52b1fb90ce599588f6fbc2fefc454b18a78d1a215c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2839",
    "kind": "arxiv",
    "version": 1
  }
}