Pith Number

pith:LEYSXY2M

pith:2015:LEYSXY2MXRWVYEKBENLWQDTDJH

not attested not anchored not stored refs pending

Universal Decoding for Source-Channel Coding with Side Information

Neri Merhav

arxiv:1507.01255 v2 · 2015-07-05 · 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{LEYSXY2MXRWVYEKBENLWQDTDJH}

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	2026-05-18T01:22:06.259469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59312be34cbc6d5c11412357680e6349e0d477afd48d17bd17de3578af21bfc3

Aliases

arxiv: 1507.01255 · arxiv_version: 1507.01255v2 · doi: 10.48550/arxiv.1507.01255 · pith_short_12: LEYSXY2MXRWV · pith_short_16: LEYSXY2MXRWVYEKB · pith_short_8: LEYSXY2M

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/LEYSXY2MXRWVYEKBENLWQDTDJH \
  | 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: 59312be34cbc6d5c11412357680e6349e0d477afd48d17bd17de3578af21bfc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b03f7e8093f66e66793c87420b4b4997e47a685a8634fac9d415105829f7c199",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-07-05T18:55:08Z",
    "title_canon_sha256": "ee607dbcbff18aea346fcf7c14397fb5fc40174ed32ea158f15508dcffbfcaeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01255",
    "kind": "arxiv",
    "version": 2
  }
}