Pith Number

pith:MPHU3LLR

pith:2019:MPHU3LLR4425JGNRTARNKPLEG7

not attested not anchored not stored refs pending

The Parameterized Position Heap of a Trie

Hideo Bannai, Masayuki Takeda, Noriki Fujisato, Shunsuke Inenaga, Yuto Nakashima

arxiv:1903.06289 v1 · 2019-03-14 · 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{MPHU3LLR4425JGNRTARNKPLEG7}

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	2026-05-17T23:51:11.215629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63cf4dad71e735d499b19822d53d6437e276ffd20a15af53535c3a800aef125b

Aliases

arxiv: 1903.06289 · arxiv_version: 1903.06289v1 · doi: 10.48550/arxiv.1903.06289 · pith_short_12: MPHU3LLR4425 · pith_short_16: MPHU3LLR4425JGNR · pith_short_8: MPHU3LLR

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/MPHU3LLR4425JGNRTARNKPLEG7 \
  | 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: 63cf4dad71e735d499b19822d53d6437e276ffd20a15af53535c3a800aef125b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e2d7bef1afcbac3e3d72861f5b1f9a5683f3cc6612c854a5d768de72c0f7178",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-03-14T22:45:34Z",
    "title_canon_sha256": "8ec86942a4a0b31a6908e25fcddd79980d6eb143a51dbf871fd29610b63e1342"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06289",
    "kind": "arxiv",
    "version": 1
  }
}