Pith Number

pith:Y6BGMZ2Z

pith:2018:Y6BGMZ2ZR2BZQJX6YEWXYGWOVB

not attested not anchored not stored refs pending

Two-Dimensional Block Trees

Adri\'an G\'omez-Brand\'on, Gonzalo Navarro, Nieves R. Brisaboa, Travis Gagie

arxiv:1803.01362 v1 · 2018-03-04 · 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{Y6BGMZ2ZR2BZQJX6YEWXYGWOVB}

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	2026-05-18T00:22:00.906745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7826667598e839826fec12d7c1acea86d6934d63f27939ae632f91203a01aa1

Aliases

arxiv: 1803.01362 · arxiv_version: 1803.01362v1 · doi: 10.48550/arxiv.1803.01362 · pith_short_12: Y6BGMZ2ZR2BZ · pith_short_16: Y6BGMZ2ZR2BZQJX6 · pith_short_8: Y6BGMZ2Z

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/Y6BGMZ2ZR2BZQJX6YEWXYGWOVB \
  | 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: c7826667598e839826fec12d7c1acea86d6934d63f27939ae632f91203a01aa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7bedda32e960fce15e279f8aa9447b67618d8058e8a518120c981230e4d8bef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-03-04T14:46:32Z",
    "title_canon_sha256": "b96659ebaa4209e6daa379d5b6a2d523e2c01b664427e26912e5ef36130ee3cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01362",
    "kind": "arxiv",
    "version": 1
  }
}