Pith Number

pith:O7PQRA7X

pith:2020:O7PQRA7XAEJ6PWOQLOFIOICVKK

not attested not anchored not stored refs pending

Implementation of ASK, FSK and PSK with BER vs. SNR comparison over AWGN channel

Mohammad Atikur Rahman, Prajoy Podder, Subrato Bharati

arxiv:2002.03601 v1 · 2020-02-10 · eess.SP · 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{O7PQRA7XAEJ6PWOQLOFIOICVKK}

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	2026-07-05T00:39:24.018019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77df0883f70113e7d9d05b8a872055529b37b98c8d0765b2a4c9aeca218c7aca

Aliases

arxiv: 2002.03601 · arxiv_version: 2002.03601v1 · doi: 10.48550/arxiv.2002.03601 · pith_short_12: O7PQRA7XAEJ6 · pith_short_16: O7PQRA7XAEJ6PWOQ · pith_short_8: O7PQRA7X

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/O7PQRA7XAEJ6PWOQLOFIOICVKK \
  | 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: 77df0883f70113e7d9d05b8a872055529b37b98c8d0765b2a4c9aeca218c7aca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a17f7faa17e6b67f78c564455359e65a1794c89a357669596bb44ed93286ad42",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-02-10T08:37:29Z",
    "title_canon_sha256": "33f3a94f530885c6613137c75af66153736ed2d375632a50a0ab9c29a85056ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03601",
    "kind": "arxiv",
    "version": 1
  }
}