Pith Number

pith:WI54TYTZ

pith:2011:WI54TYTZFKOJPFMFCY4L5ZPVWB

not attested not anchored not stored refs pending

Factoring Pseudoidentity Matrix Pairs

Florian M. Sebert, Yi Ming Zou

arxiv:1101.3793 v1 · 2011-01-19 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WI54TYTZFKOJPFMFCY4L5ZPVWB}

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	2026-05-18T04:31:21.329919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b23bc9e2792a9c9795851638bee5f5b0637f6c00be73b1a0415187c260fbec9c

Aliases

arxiv: 1101.3793 · arxiv_version: 1101.3793v1 · doi: 10.48550/arxiv.1101.3793 · pith_short_12: WI54TYTZFKOJ · pith_short_16: WI54TYTZFKOJPFMF · pith_short_8: WI54TYTZ

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/WI54TYTZFKOJPFMFCY4L5ZPVWB \
  | 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: b23bc9e2792a9c9795851638bee5f5b0637f6c00be73b1a0415187c260fbec9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ed2e227a64200fdcf1a739306533990e114a65f892cf7e17d678396ed6690e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2011-01-19T23:01:22Z",
    "title_canon_sha256": "8af8df3c051999c24b033ef7ef341caecfcdbf487974990ee3fa8f47b67985fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3793",
    "kind": "arxiv",
    "version": 1
  }
}