Pith Number

pith:XAQE3JGX

pith:2015:XAQE3JGX7JERALIRVGKICMPZV7

not attested not anchored not stored refs pending

On the Computation of the Galois Group of Linear Difference Equations

Ruyong Feng

arxiv:1503.02239 v1 · 2015-03-08 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XAQE3JGX7JERALIRVGKICMPZV7}

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	2026-05-18T02:25:25.508416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8204da4d7fa49102d11a9948131f9afe55edab675b69d5bac1e1da2dd39e0c6

Aliases

arxiv: 1503.02239 · arxiv_version: 1503.02239v1 · doi: 10.48550/arxiv.1503.02239 · pith_short_12: XAQE3JGX7JER · pith_short_16: XAQE3JGX7JERALIR · pith_short_8: XAQE3JGX

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/XAQE3JGX7JERALIRVGKICMPZV7 \
  | 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: b8204da4d7fa49102d11a9948131f9afe55edab675b69d5bac1e1da2dd39e0c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5224e66b00497799c861d6f40de79428dbbc0c3d7f2950b5819250f106d292a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2015-03-08T02:20:14Z",
    "title_canon_sha256": "deb2abee8895218427921e73dd52bd8f31d3bc4939a7b187a44aefd434443c78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02239",
    "kind": "arxiv",
    "version": 1
  }
}