Pith Number

pith:ZJK2QPRZ

pith:2010:ZJK2QPRZZ6C7DKYTQQCUVB2VSJ

not attested not anchored not stored refs pending

Construction of Codes for Network Coding

Alfred Wassermann, Andreas-Stephan Elsenhans, Axel Kohnert

arxiv:1005.2839 v1 · 2010-05-17 · 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{ZJK2QPRZZ6C7DKYTQQCUVB2VSJ}

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	2026-05-18T02:23:59.397247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca55a83e39cf85f1ab1384054a8755926cf09bc1de2b85354bde3f1aa9225a70

Aliases

arxiv: 1005.2839 · arxiv_version: 1005.2839v1 · doi: 10.48550/arxiv.1005.2839 · pith_short_12: ZJK2QPRZZ6C7 · pith_short_16: ZJK2QPRZZ6C7DKYT · pith_short_8: ZJK2QPRZ

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/ZJK2QPRZZ6C7DKYTQQCUVB2VSJ \
  | 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: ca55a83e39cf85f1ab1384054a8755926cf09bc1de2b85354bde3f1aa9225a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7f8d062a5d2856cd4097212b6906c95b9d60ce6770588b05ee866e362624f9d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-05-17T08:40:09Z",
    "title_canon_sha256": "b10511568eb0ddf20f1cdabc0858cb909e4749f2b225c00057d6fc4b539be730"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2839",
    "kind": "arxiv",
    "version": 1
  }
}