Pith Number

pith:MHFRZL3W

pith:2016:MHFRZL3W7EMXVU4B52GIOI5ZVN

not attested not anchored not stored refs pending

Suffix arrays with a twist

Kimmo Fredriksson, Marcin Raniszewski, Szymon Grabowski, Tomasz Kowalski

arxiv:1607.08176 v1 · 2016-07-27 · 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{MHFRZL3W7EMXVU4B52GIOI5ZVN}

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	2026-05-18T01:10:20.846256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61cb1caf76f9197ad381ee8c8723b9ab4aabe3f70682a870f8de4f27d07c7abf

Aliases

arxiv: 1607.08176 · arxiv_version: 1607.08176v1 · doi: 10.48550/arxiv.1607.08176 · pith_short_12: MHFRZL3W7EMX · pith_short_16: MHFRZL3W7EMXVU4B · pith_short_8: MHFRZL3W

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/MHFRZL3W7EMXVU4B52GIOI5ZVN \
  | 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: 61cb1caf76f9197ad381ee8c8723b9ab4aabe3f70682a870f8de4f27d07c7abf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "521ea761f00eab6f2592af3f7a317253dc873cdd60ecf3e54a322d97c84c8955",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-07-27T16:50:05Z",
    "title_canon_sha256": "673430f1e7c552484231368fb6d13944980116fe6f0325a3ec2b80190a40833e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.08176",
    "kind": "arxiv",
    "version": 1
  }
}