Pith Number

pith:5KROPCK7

pith:2015:5KROPCK7QVHYN3NTUC3EQVXBHF

not attested not anchored not stored refs pending

Error Correction for Index Coding With Coded Side Information

Eimear Byrne, Marco Calderini

arxiv:1506.00785 v2 · 2015-06-02 · 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{5KROPCK7QVHYN3NTUC3EQVXBHF}

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	2026-05-18T01:10:55.498633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaa2e7895f854f86edb3a0b64856e139471aad41635a341c71e4af49e5fa551c

Aliases

arxiv: 1506.00785 · arxiv_version: 1506.00785v2 · doi: 10.48550/arxiv.1506.00785 · pith_short_12: 5KROPCK7QVHY · pith_short_16: 5KROPCK7QVHYN3NT · pith_short_8: 5KROPCK7

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/5KROPCK7QVHYN3NTUC3EQVXBHF \
  | 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: eaa2e7895f854f86edb3a0b64856e139471aad41635a341c71e4af49e5fa551c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f0e6f86b38a87123fd40699dc76d9d17d49a02dde05284681f17fc4c27a0931",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-06-02T08:09:05Z",
    "title_canon_sha256": "40896e55144c52ee893ab015b15dcf60d12a04c44afb7e77302983b5bd6f8e0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00785",
    "kind": "arxiv",
    "version": 2
  }
}