Pith Number

pith:SJEWFVPI

pith:2022:SJEWFVPIR6FDEI4FULGXYEF2AX

not attested not anchored not stored refs pending

ICASSP 2022 Acoustic Echo Cancellation Challenge

Ando Saabas, Hannes Gamper, Karsten S{\o}rensen, Marju Purin, Robert Aichner, Ross Cutler, Sebastian Braun, Tanel Parnamaa

arxiv:2202.13290 v1 · 2022-02-27 · eess.AS · cs.SD

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SJEWFVPIR6FDEI4FULGXYEF2AX}

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	2026-07-05T04:00:28.246984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

924962d5e88f8a322385a2cd7c10ba05fb5b67c1c7c5cd04446344662822eb56

Aliases

arxiv: 2202.13290 · arxiv_version: 2202.13290v1 · doi: 10.48550/arxiv.2202.13290 · pith_short_12: SJEWFVPIR6FD · pith_short_16: SJEWFVPIR6FDEI4F · pith_short_8: SJEWFVPI

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/SJEWFVPIR6FDEI4FULGXYEF2AX \
  | 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: 924962d5e88f8a322385a2cd7c10ba05fb5b67c1c7c5cd04446344662822eb56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2997ee257ac0f468e5fe2300e7d4ca5ecf1b8c2e2925a40f31030fe5141ce0b",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2022-02-27T04:32:40Z",
    "title_canon_sha256": "e44443114b8bb5b77ec5e06a7419a8b87cb159c9e34e5f233dce6b5b7376de1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.13290",
    "kind": "arxiv",
    "version": 1
  }
}