Pith Number

pith:FPF4UA5R

pith:2017:FPF4UA5RTUPEIN4QRZC6NC6NS2

not attested not anchored not stored refs pending

Palindromic Decompositions with Gaps and Errors

Costas S. Iliopoulos, Jakub Radoszewski, Mai Alzamel, Micha{\l} Adamczyk, Panagiotis Charalampopoulos

arxiv:1703.08931 v1 · 2017-03-27 · 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{FPF4UA5RTUPEIN4QRZC6NC6NS2}

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	2026-05-18T00:47:55.142159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bcbca03b19d1e4437908e45e68bcd96b0efe2c995b2eca871231b7e0e65f239

Aliases

arxiv: 1703.08931 · arxiv_version: 1703.08931v1 · doi: 10.48550/arxiv.1703.08931 · pith_short_12: FPF4UA5RTUPE · pith_short_16: FPF4UA5RTUPEIN4Q · pith_short_8: FPF4UA5R

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/FPF4UA5RTUPEIN4QRZC6NC6NS2 \
  | 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: 2bcbca03b19d1e4437908e45e68bcd96b0efe2c995b2eca871231b7e0e65f239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e59c6380d54accd9d6f635090be859541ed9307ae7e69c80bd147cf4627e7dc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-03-27T05:09:06Z",
    "title_canon_sha256": "ba8b8009c3168bb524dbfd814891101ec32ad4ddc1f5c1fb4133ed86970e6b54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08931",
    "kind": "arxiv",
    "version": 1
  }
}