Pith Number

pith:DGYBKMKS

pith:2013:DGYBKMKSJ6NY7WOTU2TYCQYJYZ

not attested not anchored not stored refs pending

Almost Linear Complexity Methods for Delay-Doppler Channel Estimation

Alexander Fish, Shamgar Gurevich

arxiv:1309.6036 v1 · 2013-09-24 · 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{DGYBKMKSJ6NY7WOTU2TYCQYJYZ}

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	2026-05-18T03:12:24.280168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19b01531524f9b8fd9d3a6a7814309c65958e11be59006c3a0a958b7b7d4722d

Aliases

arxiv: 1309.6036 · arxiv_version: 1309.6036v1 · doi: 10.48550/arxiv.1309.6036 · pith_short_12: DGYBKMKSJ6NY · pith_short_16: DGYBKMKSJ6NY7WOT · pith_short_8: DGYBKMKS

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/DGYBKMKSJ6NY7WOTU2TYCQYJYZ \
  | 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: 19b01531524f9b8fd9d3a6a7814309c65958e11be59006c3a0a958b7b7d4722d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84ecbca45947941609c5cb7c38d725836f552975ddb7f06bd10d6e9df0db9859",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-09-24T03:30:27Z",
    "title_canon_sha256": "b6cfe9ed8358ad2fbd65562c8cf612c7deaf1654ec0ff11c38f82a3fbf7f9eb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6036",
    "kind": "arxiv",
    "version": 1
  }
}