Pith Number

pith:O26J6L2P

pith:2013:O26J6L2PR6JDUX7422EHH2HLDB

not attested not anchored not stored refs pending

The Multi-Sender Multicast Index Coding

Chin Keong Ho, Fabian Lim, Lawrence Ong

arxiv:1305.2679 v2 · 2013-05-13 · 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{O26J6L2PR6JDUX7422EHH2HLDB}

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	2026-05-18T02:56:35.306064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76bc9f2f4f8f923a5ffcd68873e8eb186d10c54829063a8fa05ed5c8c1ee1ba0

Aliases

arxiv: 1305.2679 · arxiv_version: 1305.2679v2 · doi: 10.48550/arxiv.1305.2679 · pith_short_12: O26J6L2PR6JD · pith_short_16: O26J6L2PR6JDUX74 · pith_short_8: O26J6L2P

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/O26J6L2PR6JDUX7422EHH2HLDB \
  | 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: 76bc9f2f4f8f923a5ffcd68873e8eb186d10c54829063a8fa05ed5c8c1ee1ba0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62d3c013906c280ea2c03ffc18534897d6d4b4b065f0918ef9ffc101b4fdbf2f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-05-13T06:21:53Z",
    "title_canon_sha256": "1115f5efb930747608ecc8ed3ef919b2203d467a6a9be00d9d744d1f292cc48f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2679",
    "kind": "arxiv",
    "version": 2
  }
}