Pith Number

pith:XI2JTIT4

pith:2019:XI2JTIT4YY6I35QMKD4XBBEAHZ

not attested not anchored not stored refs pending

Deep Perceptual Compression

R. Manmatha, Srikar Appalaraju, Yash Patel

arxiv:1907.08310 v2 · 2019-07-18 · eess.IV · 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{XI2JTIT4YY6I35QMKD4XBBEAHZ}

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

Human Perceptual Evaluations for Image Compression

Receipt and verification

First computed	2026-07-04T23:50:55.854916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba3499a27cc63c8df60c50f97084803e7c0d7c057153a48726d96a3ab11a25cc

Aliases

arxiv: 1907.08310 · arxiv_version: 1907.08310v2 · doi: 10.48550/arxiv.1907.08310 · pith_short_12: XI2JTIT4YY6I · pith_short_16: XI2JTIT4YY6I35QM · pith_short_8: XI2JTIT4

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/XI2JTIT4YY6I35QMKD4XBBEAHZ \
  | 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: ba3499a27cc63c8df60c50f97084803e7c0d7c057153a48726d96a3ab11a25cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b51bce2091838e64142bb9a95ef47b7f998dd2cdf755a7496231df574c4aca6e",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-07-18T22:17:52Z",
    "title_canon_sha256": "7b4a31fbdccb99d7bd35f1d6cee64e8adc87009c16f1a9be87e4e2eb022417b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08310",
    "kind": "arxiv",
    "version": 2
  }
}