Pith Number

pith:CQCRKUJV

pith:2016:CQCRKUJVUGW5GYJWIYRCMDTA3Y

not attested not anchored not stored refs pending

Approximation of linear functionals on the space with convex measure

Denis Fufaev

arxiv:1602.06738 v1 · 2016-02-22 · 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{CQCRKUJVUGW5GYJWIYRCMDTA3Y}

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	2026-05-18T01:20:13.253443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1405155135a1add361364622260e60de14ad78e67db04bac66cb9d3aac67a4c1

Aliases

arxiv: 1602.06738 · arxiv_version: 1602.06738v1 · doi: 10.48550/arxiv.1602.06738 · pith_short_12: CQCRKUJVUGW5 · pith_short_16: CQCRKUJVUGW5GYJW · pith_short_8: CQCRKUJV

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/CQCRKUJVUGW5GYJWIYRCMDTA3Y \
  | 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: 1405155135a1add361364622260e60de14ad78e67db04bac66cb9d3aac67a4c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b469f72ad6a147268b81d790750765953b7718e835e3cacbe642608b17bf4564",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-02-22T11:38:08Z",
    "title_canon_sha256": "ad71bc531460904b24f95513336c24b5b4c9f66497a4e2afd7a3ad0b076b534f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06738",
    "kind": "arxiv",
    "version": 1
  }
}