Pith Number

pith:BU4KM6RM

pith:2011:BU4KM6RMG2UGS6KVHBWNQZNWGC

not attested not anchored not stored refs pending

Addendum to the paper "On determining the eigenprojection and components of a matrix" [arXiv:math/0508197]

Pavel Chebotarev, Rafig Agaev

arxiv:1104.0165 v1 · 2011-04-01 · math.RA · math.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{BU4KM6RMG2UGS6KVHBWNQZNWGC}

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	2026-05-18T04:25:12.243939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d38a67a2c36a8697955386cd865b630b514b36023c99f284ec4639fe832f7ce

Aliases

arxiv: 1104.0165 · arxiv_version: 1104.0165v1 · doi: 10.48550/arxiv.1104.0165 · pith_short_12: BU4KM6RMG2UG · pith_short_16: BU4KM6RMG2UGS6KV · pith_short_8: BU4KM6RM

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/BU4KM6RMG2UGS6KVHBWNQZNWGC \
  | 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: 0d38a67a2c36a8697955386cd865b630b514b36023c99f284ec4639fe832f7ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac2d5e9ebe02b048dae1915c7fabfebf6bb75f095f42a6f2d6a7b5e6f0386d08",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2011-04-01T13:22:50Z",
    "title_canon_sha256": "b4f834e2458e46676a5b5af5bfd260bafe0846f453fcd73abeb4c15f6b729431"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0165",
    "kind": "arxiv",
    "version": 1
  }
}