Pith Number

pith:2KJHNXLS

pith:2015:2KJHNXLSOTOQZH2LLEGIMPWWVF

not attested not anchored not stored refs pending

Capacity of Sum-networks for Different Message Alphabets

Aditya Ramamoorthy, Ardhendu Tripathy

arxiv:1504.05618 v1 · 2015-04-21 · 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{2KJHNXLSOTOQZH2LLEGIMPWWVF}

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	2026-05-18T02:18:13.141820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d29276dd7274dd0c9f4b590c863ed6a9502e53ff68583fd85456faaca0cd20cb

Aliases

arxiv: 1504.05618 · arxiv_version: 1504.05618v1 · doi: 10.48550/arxiv.1504.05618 · pith_short_12: 2KJHNXLSOTOQ · pith_short_16: 2KJHNXLSOTOQZH2L · pith_short_8: 2KJHNXLS

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/2KJHNXLSOTOQZH2LLEGIMPWWVF \
  | 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: d29276dd7274dd0c9f4b590c863ed6a9502e53ff68583fd85456faaca0cd20cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1c3bab455de21cdb41a5cc76087f375cc31004d31720f0f78fd4465cf75edfe",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-04-21T21:46:18Z",
    "title_canon_sha256": "41f672ee00271282c6215822b10d2dff1b4696078ac80ddb7986de6482cfb246"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05618",
    "kind": "arxiv",
    "version": 1
  }
}