Pith Number

pith:WM27BBLY

pith:2011:WM27BBLY7AEPDQNEYTF6TB2QXZ

not attested not anchored not stored refs pending

Optimality of Network Coding in Packet Networks

Bernhard Haeupler, MinJi Kim, Muriel M\'edard

arxiv:1102.3569 v1 · 2011-02-17 · cs.IT · cs.DS · 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{WM27BBLY7AEPDQNEYTF6TB2QXZ}

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	2026-05-18T04:28:28.826706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b335f08578f808f1c1a4c4cbe98750be5a2dc1428b50b85449c7ac44fc3c5ce0

Aliases

arxiv: 1102.3569 · arxiv_version: 1102.3569v1 · doi: 10.48550/arxiv.1102.3569 · pith_short_12: WM27BBLY7AEP · pith_short_16: WM27BBLY7AEPDQNE · pith_short_8: WM27BBLY

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/WM27BBLY7AEPDQNEYTF6TB2QXZ \
  | 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: b335f08578f808f1c1a4c4cbe98750be5a2dc1428b50b85449c7ac44fc3c5ce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c898825f0083f4f1ad2abd507060ab85372f3f05a50e44688f1fb2eb944137c4",
    "cross_cats_sorted": [
      "cs.DS",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-02-17T12:08:30Z",
    "title_canon_sha256": "85e7a8e3882df6614e3ef4a526a476b13aeb3b17c13bed67a18ff3aa657e0724"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3569",
    "kind": "arxiv",
    "version": 1
  }
}