Pith Number

pith:4KIDWWSJ

pith:2014:4KIDWWSJ5PBOWGNUSMD4ARIOSG

not attested not anchored not stored refs pending

Line, spiral, dense

Neil Dobbs

arxiv:1409.1079 v2 · 2014-09-03 · math.CA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KIDWWSJ5PBOWGNUSMD4ARIOSG}

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	2026-05-17T23:54:07.893597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2903b5a49ebc2eb19b49307c0450e91ac03604bfa104bed1a59e19fe3ea2e8d

Aliases

arxiv: 1409.1079 · arxiv_version: 1409.1079v2 · doi: 10.48550/arxiv.1409.1079 · pith_short_12: 4KIDWWSJ5PBO · pith_short_16: 4KIDWWSJ5PBOWGNU · pith_short_8: 4KIDWWSJ

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/4KIDWWSJ5PBOWGNUSMD4ARIOSG \
  | 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: e2903b5a49ebc2eb19b49307c0450e91ac03604bfa104bed1a59e19fe3ea2e8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b42709b0863b5bc75c95a99c4e8998227e88482af3c7a7752d8288f5d982f538",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-09-03T13:31:51Z",
    "title_canon_sha256": "55f1d20e8c3bf8ae0f9b38bfcdfccdb615ee0b89faf590ba11f02208483d855c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1079",
    "kind": "arxiv",
    "version": 2
  }
}