Pith Number

pith:AGGTQNMN

pith:2015:AGGTQNMNZMUDIXCDQDACQNA2FP

not attested not anchored not stored refs pending

On the Optimality of Secure Network Coding

Fang-Wei Fu, Jiyong Lu, Xuan Guang

arxiv:1505.01390 v1 · 2015-05-06 · 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{AGGTQNMNZMUDIXCDQDACQNA2FP}

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	2026-05-18T02:16:49.510415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

018d38358dcb28345c4380c028341a2bce567df636fdae07fc9667173179fbc7

Aliases

arxiv: 1505.01390 · arxiv_version: 1505.01390v1 · doi: 10.48550/arxiv.1505.01390 · pith_short_12: AGGTQNMNZMUD · pith_short_16: AGGTQNMNZMUDIXCD · pith_short_8: AGGTQNMN

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/AGGTQNMNZMUDIXCDQDACQNA2FP \
  | 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: 018d38358dcb28345c4380c028341a2bce567df636fdae07fc9667173179fbc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f958f77c55ed2ed2ae6e7d597da68618e2a37afb25844ca12ab64b2227e3dff",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-06T15:10:58Z",
    "title_canon_sha256": "46f4bbf04a6fc3789d93ab9d74c3967f3f7b31439333caa5ef345ec4e0c569cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01390",
    "kind": "arxiv",
    "version": 1
  }
}