Pith Number

pith:AH4L634G

pith:2018:AH4L634GF3UQTQMSXGY4MCONRF

not attested not anchored not stored refs pending

A Simple and Space Efficient Segment Tree Implementation

Lei Wang, Xiaodong Wang

arxiv:1807.05356 v1 · 2018-07-14 · 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{AH4L634GF3UQTQMSXGY4MCONRF}

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	2026-05-18T00:10:43.733392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01f8bf6f862ee909c192b9b1c609cd897dedfc84119e60d9d99c12f4ca422174

Aliases

arxiv: 1807.05356 · arxiv_version: 1807.05356v1 · doi: 10.48550/arxiv.1807.05356 · pith_short_12: AH4L634GF3UQ · pith_short_16: AH4L634GF3UQTQMS · pith_short_8: AH4L634G

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/AH4L634GF3UQTQMSXGY4MCONRF \
  | 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: 01f8bf6f862ee909c192b9b1c609cd897dedfc84119e60d9d99c12f4ca422174

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca2452cc472e0b7e13b3a8c5b52177dc0b7432f65e61534c5fe1ed50459e4173",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-07-14T08:33:39Z",
    "title_canon_sha256": "b1aa0d0384cfef737ab35edede77f3bcb25900206b99163fb208793c721daa59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05356",
    "kind": "arxiv",
    "version": 1
  }
}