Pith Number

pith:4YXVP6EL

pith:2013:4YXVP6ELVJ2QY5RATQF74PBJKY

not attested not anchored not stored refs pending

Positive definite hermitian mappings associated to tripotent elements

Antonio M. Peralta

arxiv:1302.5245 v1 · 2013-02-21 · 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{4YXVP6ELVJ2QY5RATQF74PBJKY}

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	2026-05-18T03:32:58.333696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e62f57f88baa750c76209c0bfe3c295638a0d17212d0992eaf310067b919ae91

Aliases

arxiv: 1302.5245 · arxiv_version: 1302.5245v1 · doi: 10.48550/arxiv.1302.5245 · pith_short_12: 4YXVP6ELVJ2Q · pith_short_16: 4YXVP6ELVJ2QY5RA · pith_short_8: 4YXVP6EL

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/4YXVP6ELVJ2QY5RATQF74PBJKY \
  | 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: e62f57f88baa750c76209c0bfe3c295638a0d17212d0992eaf310067b919ae91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ce46ccda175f3d01974f9c27dce5f69867b721fea17f0d7d6b9e1acbacb74ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-02-21T10:37:34Z",
    "title_canon_sha256": "6445750c708cfcce8afd0a3716ebc600094cf6cf3f655882041e223b24e98887"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5245",
    "kind": "arxiv",
    "version": 1
  }
}