Pith Number

pith:O5IXXJBN

pith:2013:O5IXXJBNVLCBVITMTCWXNEBMQ5

not attested not anchored not stored refs pending

On normal operator logarithms

Eduardo Chiumiento

arxiv:1301.0797 v1 · 2013-01-04 · 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{O5IXXJBNVLCBVITMTCWXNEBMQ5}

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	2026-05-18T03:37:17.537981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77517ba42daac41aa26c98ad76902c876c76660e59661bb62f50a7ad680ce6e8

Aliases

arxiv: 1301.0797 · arxiv_version: 1301.0797v1 · doi: 10.48550/arxiv.1301.0797 · pith_short_12: O5IXXJBNVLCB · pith_short_16: O5IXXJBNVLCBVITM · pith_short_8: O5IXXJBN

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/O5IXXJBNVLCBVITMTCWXNEBMQ5 \
  | 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: 77517ba42daac41aa26c98ad76902c876c76660e59661bb62f50a7ad680ce6e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e848d1930ed7e28b77751639cd90be23166b40d07286a7242337f6dc4579b1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-01-04T18:36:50Z",
    "title_canon_sha256": "177e0c2547305887c3ea01d90681f702827e4694b1435dc607dcc04c1ad699e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0797",
    "kind": "arxiv",
    "version": 1
  }
}