Pith Number

pith:JFUQHK2S

pith:2015:JFUQHK2S75I35AF33JFWWAU3MX

not attested not anchored not stored refs pending

Effective results on the Skolem Problem for linear recurrence sequences

Min Sha

arxiv:1505.07147 v6 · 2015-05-26 · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JFUQHK2S75I35AF33JFWWAU3MX}

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	2026-05-18T00:04:24.461846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

496903ab52ff51be80bbda4b6b029b65c40f70cfa926426e07a2b6d877339fa2

Aliases

arxiv: 1505.07147 · arxiv_version: 1505.07147v6 · doi: 10.48550/arxiv.1505.07147 · pith_short_12: JFUQHK2S75I3 · pith_short_16: JFUQHK2S75I35AF3 · pith_short_8: JFUQHK2S

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/JFUQHK2S75I35AF33JFWWAU3MX \
  | 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: 496903ab52ff51be80bbda4b6b029b65c40f70cfa926426e07a2b6d877339fa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fedbe4f683c4b18a2d53b199ae9e8b5b7d773710129542f610a4593c205a7590",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-05-26T22:07:47Z",
    "title_canon_sha256": "ad8b2bf101637ae63013f0b080ee867bf2ce9cd2a9920f343509c012738199aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07147",
    "kind": "arxiv",
    "version": 6
  }
}