Pith Number

pith:IWGDOIZX

pith:2017:IWGDOIZXILHFHUA7SRD3C6Q4OY

not attested not anchored not stored refs pending

Concerning $q$-summable Szlenk index

Ryan M. Causey

arxiv:1801.00033 v1 · 2017-12-29 · 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{IWGDOIZXILHFHUA7SRD3C6Q4OY}

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	2026-05-18T00:26:59.680294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

458c37233742ce53d01f9447b17a1c76192e47507382b4c5b4270d0bbf1e73c7

Aliases

arxiv: 1801.00033 · arxiv_version: 1801.00033v1 · doi: 10.48550/arxiv.1801.00033 · pith_short_12: IWGDOIZXILHF · pith_short_16: IWGDOIZXILHFHUA7 · pith_short_8: IWGDOIZX

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/IWGDOIZXILHFHUA7SRD3C6Q4OY \
  | 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: 458c37233742ce53d01f9447b17a1c76192e47507382b4c5b4270d0bbf1e73c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18b68c704922846783a1f1d9467d5a7f5464767819bf69ae9da3bc392d128b31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-12-29T20:50:23Z",
    "title_canon_sha256": "b03ba3a890853d1c5da3fa2b01fe124426a905a8b1d18842e738a2629fb2f7c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00033",
    "kind": "arxiv",
    "version": 1
  }
}