Pith Number

pith:7W3UHPI4

pith:2019:7W3UHPI4XR22LXV2Q4CV6PK4E4

not attested not anchored not stored refs pending

An Explicit Rate-Optimal Streaming Code for Channels with Burst and Arbitrary Erasures

Ashish Khisti, Elad Domanovitz, Silas L. Fong

arxiv:1904.06212 v2 · 2019-04-11 · 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{7W3UHPI4XR22LXV2Q4CV6PK4E4}

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	2026-07-05T01:02:38.860186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdb743bd1cbc75a5deba87055f3d5c27139438e17c7d060eb66179d5a3b2df6d

Aliases

arxiv: 1904.06212 · arxiv_version: 1904.06212v2 · doi: 10.48550/arxiv.1904.06212 · pith_short_12: 7W3UHPI4XR22 · pith_short_16: 7W3UHPI4XR22LXV2 · pith_short_8: 7W3UHPI4

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/7W3UHPI4XR22LXV2Q4CV6PK4E4 \
  | 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: fdb743bd1cbc75a5deba87055f3d5c27139438e17c7d060eb66179d5a3b2df6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d9cf2d8117e2eed6e548117e70fb587fd9f640da65d1b5db49d91310d77560f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-11T16:45:47Z",
    "title_canon_sha256": "fee987d71d3f59006a2dff349b028dd970a9f19b8d7cf874ad1da3b59c663234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06212",
    "kind": "arxiv",
    "version": 2
  }
}