Pith Number

pith:J5KWV3H4

pith:2019:J5KWV3H4UODVNGOQS4QMB4GCSK

not attested not anchored not stored refs pending

Optimal Multiplexed Erasure Codes for Streaming Messages with Different Decoding Delays

Ashish Khisti, Baochun Li, John Apostolopoulos, Silas L. Fong, Wai-Tian Tan, Xiaoqing Zhu

arxiv:1901.03769 v2 · 2019-01-11 · 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{J5KWV3H4UODVNGOQS4QMB4GCSK}

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	2026-07-05T00:18:06.045720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f556aecfca3875699d09720c0f0c292a2eb0d2349b524e1af5f046cc185b1d5

Aliases

arxiv: 1901.03769 · arxiv_version: 1901.03769v2 · doi: 10.48550/arxiv.1901.03769 · pith_short_12: J5KWV3H4UODV · pith_short_16: J5KWV3H4UODVNGOQ · pith_short_8: J5KWV3H4

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/J5KWV3H4UODVNGOQS4QMB4GCSK \
  | 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: 4f556aecfca3875699d09720c0f0c292a2eb0d2349b524e1af5f046cc185b1d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a3bcc72cee5464ce2fff6369a28c3dbec56259c4f188834bd101691e993cc26",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-11T23:16:22Z",
    "title_canon_sha256": "04074877d1aea1729dd68903b7da5928688b91f0a10f00d3f62c6295dfe84f97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03769",
    "kind": "arxiv",
    "version": 2
  }
}