Pith Number

pith:MZ2X7Z37

pith:2022:MZ2X7Z37OF25VFFI2ORFJILYE3

not attested not anchored not stored refs pending

H4VDM: H.264 Video Device Matching

Edward J. Delp, Paolo Bestagini, Stefano Tubaro, Ziyue Xiang

arxiv:2210.11549 v3 · 2022-10-20 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZ2X7Z37OF25VFFI2ORFJILYE3}

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	2026-07-05T06:43:37.246252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66757fe77f7175da94a8d3a254a17826e67aecc085dec13857095e631d11848a

Aliases

arxiv: 2210.11549 · arxiv_version: 2210.11549v3 · doi: 10.48550/arxiv.2210.11549 · pith_short_12: MZ2X7Z37OF25 · pith_short_16: MZ2X7Z37OF25VFFI · pith_short_8: MZ2X7Z37

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/MZ2X7Z37OF25VFFI2ORFJILYE3 \
  | 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: 66757fe77f7175da94a8d3a254a17826e67aecc085dec13857095e631d11848a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b9ae2e9fbebd5743aee6ca2e596a39052b036ab1661848ba0079b08cb1dc5c",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-10-20T19:31:23Z",
    "title_canon_sha256": "295e3e54ec3791d955947ed70b14c0c54850976c2bdb524ec005a91f032c05f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.11549",
    "kind": "arxiv",
    "version": 3
  }
}