Pith Number

pith:GMSQYBQE

pith:2011:GMSQYBQENCBTZ25IHVHUUB5OC2

not attested not anchored not stored refs pending

Stratified B-trees and versioning dictionaries

Andrew Byde, Andy Twigg, Grzegorz Milos, John Wilkes, Tim Moreton, Tom Wilkie

arxiv:1103.4282 v2 · 2011-03-22 · cs.DS · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GMSQYBQENCBTZ25IHVHUUB5OC2}

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	2026-05-18T02:22:11.740036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33250c060468833ceba83d4f4a07ae16a086b20d343e2dd9eddce3717c4ca142

Aliases

arxiv: 1103.4282 · arxiv_version: 1103.4282v2 · doi: 10.48550/arxiv.1103.4282 · pith_short_12: GMSQYBQENCBT · pith_short_16: GMSQYBQENCBTZ25I · pith_short_8: GMSQYBQE

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/GMSQYBQENCBTZ25IHVHUUB5OC2 \
  | 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: 33250c060468833ceba83d4f4a07ae16a086b20d343e2dd9eddce3717c4ca142

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc32ff8e817e611350f7dbeea019e35d1d728043da90e5ed130fa4492ed24350",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-03-22T14:58:20Z",
    "title_canon_sha256": "1310978c2b5fe0fed83a148eb6e8df9bae1734a41932ad554402d191c09c16ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4282",
    "kind": "arxiv",
    "version": 2
  }
}