Pith Number

pith:3ZWS7K4J

pith:2003:3ZWS7K4JAVYLBBWRDEZSQY44QE

not attested not anchored not stored refs pending

Kadec norms on spaces of continuous functions

Max Burke, Stevo Todorcevic, Wieslaw Kubis

arxiv:math/0312013 v1 · 2003-11-29 · 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{3ZWS7K4JAVYLBBWRDEZSQY44QE}

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	2026-05-18T03:42:34.346221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de6d2fab890570b086d1193328639c8129246e6607bfce87f00d4376cb3b4c3a

Aliases

arxiv: math/0312013 · arxiv_version: math/0312013v1 · doi: 10.48550/arxiv.math/0312013 · pith_short_12: 3ZWS7K4JAVYL · pith_short_16: 3ZWS7K4JAVYLBBWR · pith_short_8: 3ZWS7K4J

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/3ZWS7K4JAVYLBBWRDEZSQY44QE \
  | 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: de6d2fab890570b086d1193328639c8129246e6607bfce87f00d4376cb3b4c3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "565f4b7155755f1fa5ff6ff13cc7002b2977a7146c1efb7acf49ccad854d5af3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "2003-11-29T18:27:35Z",
    "title_canon_sha256": "6fd4f3075ffc54e07344d0a997657dee4a81cd0fddb675cf0545ac6a4b3a3fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0312013",
    "kind": "arxiv",
    "version": 1
  }
}