Pith Number

pith:LR6S7FSZ

pith:2018:LR6S7FSZT36UPKQPPPKDNUHU5X

not attested not anchored not stored refs pending

Compact I/O-Efficient Representation of Separable Graphs and Optimal Tree Layouts

Jakub T\v{e}tek, Tom\'a\v{s} Gaven\v{c}iak

arxiv:1811.06749 v1 · 2018-11-16 · 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{LR6S7FSZT36UPKQPPPKDNUHU5X}

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	2026-05-18T00:00:33.990085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c7d2f96599efd47aa0f7bd436d0f4edc9fedb2dfabe1b14d68cf047efe18871

Aliases

arxiv: 1811.06749 · arxiv_version: 1811.06749v1 · doi: 10.48550/arxiv.1811.06749 · pith_short_12: LR6S7FSZT36U · pith_short_16: LR6S7FSZT36UPKQP · pith_short_8: LR6S7FSZ

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/LR6S7FSZT36UPKQPPPKDNUHU5X \
  | 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: 5c7d2f96599efd47aa0f7bd436d0f4edc9fedb2dfabe1b14d68cf047efe18871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98f1a6cc60598a89924a0fe4ddb3488e2f47b71601c0594320d16eaab6f19f26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-11-16T11:01:06Z",
    "title_canon_sha256": "7ccdf5bdf40c93a6f95405a7e01d2cb09ac9546fc34115ed3d82b1c713fa1dc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06749",
    "kind": "arxiv",
    "version": 1
  }
}