Pith Number

pith:EJXQ5QZ5

pith:2015:EJXQ5QZ5AALRTFCIQTI7RQFK5K

not attested not anchored not stored refs pending

Index Coded PSK Modulation

Anjana A. M., B. Sundar Rajan

arxiv:1509.05874 v2 · 2015-09-19 · 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{EJXQ5QZ5AALRTFCIQTI7RQFK5K}

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	2026-05-18T01:31:10.461647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

226f0ec33d001719944884d1f8c0aaea9978b864bfab05d850c4d0073863112a

Aliases

arxiv: 1509.05874 · arxiv_version: 1509.05874v2 · doi: 10.48550/arxiv.1509.05874 · pith_short_12: EJXQ5QZ5AALR · pith_short_16: EJXQ5QZ5AALRTFCI · pith_short_8: EJXQ5QZ5

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/EJXQ5QZ5AALRTFCIQTI7RQFK5K \
  | 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: 226f0ec33d001719944884d1f8c0aaea9978b864bfab05d850c4d0073863112a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7325d894bea6b9d6f946c5b17821b3c670f1f4c6ca329c0290e84cda678a7a40",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-09-19T11:21:26Z",
    "title_canon_sha256": "c22b2c4c0e41018c6f4e9ec5669e725dd783ca6946c373f344a1330638cb9400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05874",
    "kind": "arxiv",
    "version": 2
  }
}