Pith Number

pith:VAIACKAJ

pith:2015:VAIACKAJWYPRTJHRCOIBLDQZNH

not attested not anchored not stored refs pending

Predicting Performance of a Face Recognition System Based on Image Quality

Abhishek Dutta

arxiv:1510.07112 v1 · 2015-10-24 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VAIACKAJWYPRTJHRCOIBLDQZNH}

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	2026-05-18T01:29:20.052140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a810012809b61f19a4f11390158e1969e8403f5a3d08b293c78e5f744d9c1b5a

Aliases

arxiv: 1510.07112 · arxiv_version: 1510.07112v1 · doi: 10.48550/arxiv.1510.07112 · pith_short_12: VAIACKAJWYPR · pith_short_16: VAIACKAJWYPRTJHR · pith_short_8: VAIACKAJ

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/VAIACKAJWYPRTJHRCOIBLDQZNH \
  | 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: a810012809b61f19a4f11390158e1969e8403f5a3d08b293c78e5f744d9c1b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "561ad2fd8435aaf2f8e71eb8cbbca5841e19e3fb14f178f63d83f4b96542f73f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-10-24T06:56:02Z",
    "title_canon_sha256": "dfc65d0e05573b3010f1967aacc861c5da54ee355f50a958857c15fd1de4e235"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07112",
    "kind": "arxiv",
    "version": 1
  }
}