Pith Number

pith:DA62UIIO

pith:2014:DA62UIIOJ2GEBYV7UKQDRGZ4Q3

not attested not anchored not stored refs pending

Matrix Methods for Solving Algebraic Systems

Ioannis Z. Emiris

arxiv:1403.1140 v1 · 2014-03-05 · cs.MS · 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{DA62UIIOJ2GEBYV7UKQDRGZ4Q3}

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	2026-05-18T02:57:00.554828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

183daa210e4e8c40e2bfa2a0389b3c86cafd82f33675663141767a80ae48013d

Aliases

arxiv: 1403.1140 · arxiv_version: 1403.1140v1 · doi: 10.48550/arxiv.1403.1140 · pith_short_12: DA62UIIOJ2GE · pith_short_16: DA62UIIOJ2GEBYV7 · pith_short_8: DA62UIIO

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/DA62UIIOJ2GEBYV7UKQDRGZ4Q3 \
  | 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: 183daa210e4e8c40e2bfa2a0389b3c86cafd82f33675663141767a80ae48013d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6de7288d58bc4e00d12069420d22d2aedd0c5696c40fdcabded37fc8bb0199d6",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2014-03-05T14:14:12Z",
    "title_canon_sha256": "fa083e3edebeab5c3462f5bb35cd523126cad4486528b2a78ddf151499d0126d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1140",
    "kind": "arxiv",
    "version": 1
  }
}