Pith Number

pith:EW2MAY64

pith:2014:EW2MAY64SF3VHTMVARN7OV6ZHJ

not attested not anchored not stored refs pending

A characterization of the capacity of online (causal) binary channels

Michael Langberg, Sidharth Jaggi, Zitan Chen

arxiv:1412.6376 v1 · 2014-12-19 · 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{EW2MAY64SF3VHTMVARN7OV6ZHJ}

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	2026-05-18T02:30:53.673541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b4c063dc917753cd95045bf757d93a424e881a3517123c771751040f842dbf

Aliases

arxiv: 1412.6376 · arxiv_version: 1412.6376v1 · doi: 10.48550/arxiv.1412.6376 · pith_short_12: EW2MAY64SF3V · pith_short_16: EW2MAY64SF3VHTMV · pith_short_8: EW2MAY64

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/EW2MAY64SF3VHTMVARN7OV6ZHJ \
  | 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: 25b4c063dc917753cd95045bf757d93a424e881a3517123c771751040f842dbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45e58b5d879584307b7b434e9058928a957127afc1e74fe663760eb9f4934522",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-12-19T15:23:48Z",
    "title_canon_sha256": "72e9a2c3f041196bd631b21dd9e22cd42c907f06e201c759cfa8a798c168fde8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.6376",
    "kind": "arxiv",
    "version": 1
  }
}