Pith Number

pith:BLYSL5PJ

pith:2014:BLYSL5PJVWLZZ6SKEKQ3IVN5LW

not attested not anchored not stored refs pending

Canonical systems and de Branges spaces

Roman Romanov

arxiv:1408.6022 v1 · 2014-08-26 · math.SP · 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{BLYSL5PJVWLZZ6SKEKQ3IVN5LW}

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	2026-05-18T02:44:15.113793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0af125f5e9ad979cfa4a22a1b455bd5daa5b9f97fe4ad7513cef45403954df6a

Aliases

arxiv: 1408.6022 · arxiv_version: 1408.6022v1 · doi: 10.48550/arxiv.1408.6022 · pith_short_12: BLYSL5PJVWLZ · pith_short_16: BLYSL5PJVWLZZ6SK · pith_short_8: BLYSL5PJ

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/BLYSL5PJVWLZZ6SKEKQ3IVN5LW \
  | 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: 0af125f5e9ad979cfa4a22a1b455bd5daa5b9f97fe4ad7513cef45403954df6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e8679405b86e51bfe103e7ae33e2af1d9490848f58c944eaec5363d9e7bf9d8",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2014-08-26T06:27:36Z",
    "title_canon_sha256": "12bca2d23e5c64743e1195c519765796e0db2b5290ec66f99bf9004787c17fac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6022",
    "kind": "arxiv",
    "version": 1
  }
}