Pith Number

pith:M4BUTHQC

pith:2019:M4BUTHQCD2BI7QLLSAXEDP7XOB

not attested not anchored not stored refs pending

dipIQ: Blind Image Quality Assessment by Learning-to-Rank Discriminable Image Pairs

Dacheng Tao, Kede Ma, Tongliang Liu, Wentao Liu, Zhou Wang

arxiv:1904.06505 v1 · 2019-04-13 · 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{M4BUTHQCD2BI7QLLSAXEDP7XOB}

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	2026-05-17T23:48:39.001740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6703499e021e828fc16b902e41bff770760f2e90965e7e46e563b903ee1c8ac5

Aliases

arxiv: 1904.06505 · arxiv_version: 1904.06505v1 · doi: 10.48550/arxiv.1904.06505 · pith_short_12: M4BUTHQCD2BI · pith_short_16: M4BUTHQCD2BI7QLL · pith_short_8: M4BUTHQC

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/M4BUTHQCD2BI7QLLSAXEDP7XOB \
  | 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: 6703499e021e828fc16b902e41bff770760f2e90965e7e46e563b903ee1c8ac5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "956578131619d093c4a40c3755c3d879eb081e6577da102ad6097a30b69f51aa",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-13T08:25:54Z",
    "title_canon_sha256": "4230f168ada457943e0266b9d40cb9805e4f7a1943e4e284c1fc7a120234ce04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06505",
    "kind": "arxiv",
    "version": 1
  }
}