Pith Number

pith:AHTO6DDA

pith:2016:AHTO6DDAH3CXWXVTUP3MJ2OROH

not attested not anchored not stored refs pending

Speex: A Free Codec For Free Speech

Jean-Marc Valin

arxiv:1602.08668 v1 · 2016-02-28 · 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{AHTO6DDAH3CXWXVTUP3MJ2OROH}

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.

Cited by

1 paper in Pith

Benchmarking Audio Deepfake Detection Robustness in Real-world Communication Scenarios

Receipt and verification

First computed	2026-05-18T01:19:52.239710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01e6ef0c603ec57b5eb3a3f6c4e9d171e40848ea0a3ad156de900ee3c87a1f1d

Aliases

arxiv: 1602.08668 · arxiv_version: 1602.08668v1 · doi: 10.48550/arxiv.1602.08668 · pith_short_12: AHTO6DDAH3CX · pith_short_16: AHTO6DDAH3CXWXVT · pith_short_8: AHTO6DDA

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/AHTO6DDAH3CXWXVTUP3MJ2OROH \
  | 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: 01e6ef0c603ec57b5eb3a3f6c4e9d171e40848ea0a3ad156de900ee3c87a1f1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76bb12898b79e2cdeec21149a6a089b7c831a2634b356ec542b80133d6d09138",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2016-02-28T04:38:33Z",
    "title_canon_sha256": "794fcfa040a3fd4e8e18a17ca1fda80711020efc5fddb6065791d5a437756e23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08668",
    "kind": "arxiv",
    "version": 1
  }
}