Pith Number

pith:AFDUDRZ5

pith:2017:AFDUDRZ5DSZSASSV4XGNDNY633

not attested not anchored not stored refs pending

Layered Space-Time Index Coding

Emanuele Viterbo, Lakshmi Natarajan, Yi Hong, Yu-Chih Huang

arxiv:1709.04379 v1 · 2017-09-13 · 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{AFDUDRZ5DSZSASSV4XGNDNY633}

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	2026-05-18T00:35:14.528132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

014741c73d1cb3204a55e5ccd1b71edeecd629a3dae1fe94e2169169f157bb48

Aliases

arxiv: 1709.04379 · arxiv_version: 1709.04379v1 · doi: 10.48550/arxiv.1709.04379 · pith_short_12: AFDUDRZ5DSZS · pith_short_16: AFDUDRZ5DSZSASSV · pith_short_8: AFDUDRZ5

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/AFDUDRZ5DSZSASSV4XGNDNY633 \
  | 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: 014741c73d1cb3204a55e5ccd1b71edeecd629a3dae1fe94e2169169f157bb48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da3707ffe2d4e8476f82560dd5278c11081c4f9a647e36d2c6a1e79beaf2f15d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-09-13T15:26:35Z",
    "title_canon_sha256": "ec2560ff61f223d32f7c7e9717629ada4531c03d3005f5ca79d59b3c7d1bdcce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04379",
    "kind": "arxiv",
    "version": 1
  }
}