Pith Number

pith:IPFMWQ4F

pith:2013:IPFMWQ4FEJGR5A5DKCKE5T2JGB

not attested not anchored not stored refs pending

Symmetry in Distributed Storage Systems

Kenneth W. Shum, Satyajit Thakor, Terence Chan

arxiv:1305.3358 v1 · 2013-05-15 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPFMWQ4FEJGR5A5DKCKE5T2JGB}

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	2026-05-18T03:25:36.045129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43cacb4385224d1e83a350944ecf4930606d8f40f99462cc6a73d331b03da36f

Aliases

arxiv: 1305.3358 · arxiv_version: 1305.3358v1 · doi: 10.48550/arxiv.1305.3358 · pith_short_12: IPFMWQ4FEJGR · pith_short_16: IPFMWQ4FEJGR5A5D · pith_short_8: IPFMWQ4F

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/IPFMWQ4FEJGR5A5DKCKE5T2JGB \
  | 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: 43cacb4385224d1e83a350944ecf4930606d8f40f99462cc6a73d331b03da36f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e8a942279cb759568fec520d87210bbb3beff30befae868fa3c8b0e88bae83e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-05-15T05:41:02Z",
    "title_canon_sha256": "37b9cb7bf0d325f377d6b02b61ea1486c3ce19c3002d7a7dc073021fe1f86032"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3358",
    "kind": "arxiv",
    "version": 1
  }
}