Pith Number

pith:SPGYZ6MY

pith:2015:SPGYZ6MYRLJAIFWHZSA4HLFVUQ

not attested not anchored not stored refs pending

On Base Field of Linear Network Coding

Qifu Tyler Sun, Shuo-Yen Robert Li, Zongpeng Li

arxiv:1510.02305 v1 · 2015-10-08 · 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{SPGYZ6MYRLJAIFWHZSA4HLFVUQ}

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	2026-05-18T00:27:57.753004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93cd8cf9988ad20416c7cc81c3acb5a43b4110654e660e4b92acb5668f0f52ba

Aliases

arxiv: 1510.02305 · arxiv_version: 1510.02305v1 · doi: 10.48550/arxiv.1510.02305 · pith_short_12: SPGYZ6MYRLJA · pith_short_16: SPGYZ6MYRLJAIFWH · pith_short_8: SPGYZ6MY

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/SPGYZ6MYRLJAIFWHZSA4HLFVUQ \
  | 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: 93cd8cf9988ad20416c7cc81c3acb5a43b4110654e660e4b92acb5668f0f52ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a038ead73a8ce16bfdc45eddc5fb24aaed42ff72afd4402ac026abe750abd1dd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-10-08T13:14:31Z",
    "title_canon_sha256": "4090bbc612039152b1227c259360b9c31c6ca08396a30317bd5f294b2e1709ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02305",
    "kind": "arxiv",
    "version": 1
  }
}