Pith Number

pith:5M3KJLND

pith:2013:5M3KJLNDU746TJIYYWJUZT3EDH

not attested not anchored not stored refs pending

Signal recovery and frames that are robust to erasure

Enrico Au-Yeung

arxiv:1309.3010 v2 · 2013-09-12 · 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{5M3KJLNDU746TJIYYWJUZT3EDH}

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	2026-05-18T03:05:18.089780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb36a4ada3a7f9e9a518c5934ccf6419e892eb2bb51d3982f373d6d9455b2fcc

Aliases

arxiv: 1309.3010 · arxiv_version: 1309.3010v2 · doi: 10.48550/arxiv.1309.3010 · pith_short_12: 5M3KJLNDU746 · pith_short_16: 5M3KJLNDU746TJIY · pith_short_8: 5M3KJLND

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/5M3KJLNDU746TJIYYWJUZT3EDH \
  | 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: eb36a4ada3a7f9e9a518c5934ccf6419e892eb2bb51d3982f373d6d9455b2fcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8764e516b06ffe683bca34d25aef337e973b5eb32f4229f96f869fbd6b1a8d5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-09-12T00:27:32Z",
    "title_canon_sha256": "4de6e218163502cd28b885ad9a70a32e2814f0cea6fc6a71f78e691cf144d584"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3010",
    "kind": "arxiv",
    "version": 2
  }
}