Pith Number

pith:WEKMKWUC

pith:2014:WEKMKWUCCSR7KYTBYQZTAJK77P

not attested not anchored not stored refs pending

Algorithms and Polynomiography for Solving Quaternion Quadratic Equations

Bahman Kalantari, Fedor Andreev

arxiv:1409.2030 v1 · 2014-09-06 · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WEKMKWUCCSR7KYTBYQZTAJK77P}

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	2026-05-18T02:43:18.089783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b114c55a8214a3f56261c43330255ffbde974615166668b5cea5fd9dac8a1721

Aliases

arxiv: 1409.2030 · arxiv_version: 1409.2030v1 · doi: 10.48550/arxiv.1409.2030 · pith_short_12: WEKMKWUCCSR7 · pith_short_16: WEKMKWUCCSR7KYTB · pith_short_8: WEKMKWUC

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/WEKMKWUCCSR7KYTBYQZTAJK77P \
  | 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: b114c55a8214a3f56261c43330255ffbde974615166668b5cea5fd9dac8a1721

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5789e5fe54ed0ef266f267331d74b649d7dc47cabf33ea82de55fabe0161230e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2014-09-06T16:32:00Z",
    "title_canon_sha256": "b85708709b19dd3c60e475ac486a5d5fbcf32ed16555ee70d8d8c88d6f67d25c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2030",
    "kind": "arxiv",
    "version": 1
  }
}