Pith Number

pith:67DBDTSA

pith:2019:67DBDTSASN2ZEWX27HJSUVGL4S

not attested not anchored not stored refs pending

MPEG-2 Prediction Residue Analysis

David V\'azquez-Pad\'in, Fernando P\'erez-Gonz\'alez

arxiv:1906.07003 v1 · 2019-06-14 · 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{67DBDTSASN2ZEWX27HJSUVGL4S}

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	2026-05-17T23:43:12.157676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7c611ce409375925afaf9d32a54cbe4b790f90456cf0b4a9d7a0ade97b5bb68

Aliases

arxiv: 1906.07003 · arxiv_version: 1906.07003v1 · doi: 10.48550/arxiv.1906.07003 · pith_short_12: 67DBDTSASN2Z · pith_short_16: 67DBDTSASN2ZEWX2 · pith_short_8: 67DBDTSA

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/67DBDTSASN2ZEWX27HJSUVGL4S \
  | 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: f7c611ce409375925afaf9d32a54cbe4b790f90456cf0b4a9d7a0ade97b5bb68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4d05c43b9382f6f9b7a7a901e00d02baa8dc143459ce2eeb8b634abfe7f52bb",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-06-14T10:36:02Z",
    "title_canon_sha256": "0a24c0d4eeac2a4a499552bd4eda6f1e45218ea43df84b97caeedb4f7e669d40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07003",
    "kind": "arxiv",
    "version": 1
  }
}