Pith Number

pith:U6ZQQUSX

pith:2018:U6ZQQUSXFERU7PS7QWW576R5HW

not attested not anchored not stored refs pending

Longest Common Substring Made Fully Dynamic

Amihood Amir, Jakub Radoszewski, Panagiotis Charalampopoulos, Solon P. Pissis

arxiv:1804.08731 v2 · 2018-04-23 · 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{U6ZQQUSXFERU7PS7QWW576R5HW}

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.

Cited by

1 paper in Pith

Dynamic Palindrome Detection

Receipt and verification

First computed	2026-05-18T00:10:44.617997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7b308525729234fbe5f85addffa3d3db80413819ecfd692e36139886bd4e770

Aliases

arxiv: 1804.08731 · arxiv_version: 1804.08731v2 · doi: 10.48550/arxiv.1804.08731 · pith_short_12: U6ZQQUSXFERU · pith_short_16: U6ZQQUSXFERU7PS7 · pith_short_8: U6ZQQUSX

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/U6ZQQUSXFERU7PS7QWW576R5HW \
  | 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: a7b308525729234fbe5f85addffa3d3db80413819ecfd692e36139886bd4e770

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46c709493155972c3f205243044d46b56c5d654485e8daac77f92882a8fdca0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-04-23T20:40:40Z",
    "title_canon_sha256": "f52d9c1adca0f361ce4f3728b91d038fe5e37e83f9e5b6caf13495f5fbdb6a21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08731",
    "kind": "arxiv",
    "version": 2
  }
}