Pith Number

pith:QQXBX76V

pith:2015:QQXBX76VKGKZK4MBEOJD4S6EGK

not attested not anchored not stored refs pending

LP decoding excess over symmetric channels

Ibrahim Abou-Faycal, Louay Bazzi

arxiv:1507.03395 v1 · 2015-07-13 · 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{QQXBX76VKGKZK4MBEOJD4S6EGK}

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	2026-05-18T01:36:58.925310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

842e1bffd5519595718123923e4bc4328ff04b2b8a9426416b5bb5c91ff05e21

Aliases

arxiv: 1507.03395 · arxiv_version: 1507.03395v1 · doi: 10.48550/arxiv.1507.03395 · pith_short_12: QQXBX76VKGKZ · pith_short_16: QQXBX76VKGKZK4MB · pith_short_8: QQXBX76V

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/QQXBX76VKGKZK4MBEOJD4S6EGK \
  | 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: 842e1bffd5519595718123923e4bc4328ff04b2b8a9426416b5bb5c91ff05e21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff5cee68f0f855586baa9e49036e4b3a5320444276af1c961f452d732b1d7437",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-07-13T11:14:02Z",
    "title_canon_sha256": "dc80ffcd1938247118caa5d22f7f040dc8b15b3d3158cea2ea331b1d89d0918a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03395",
    "kind": "arxiv",
    "version": 1
  }
}