Pith Number

pith:X2KQAQBX

pith:2014:X2KQAQBX2CDSU5VHLULD4QZYOU

not attested not anchored not stored refs pending

V-variable image compression

Franklin Mendivil, \"Orjan Stenflo

arxiv:1411.7855 v1 · 2014-11-28 · 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{X2KQAQBX2CDSU5VHLULD4QZYOU}

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	2026-05-18T01:59:53.439079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be95004037d0872a76a75d163e4338750a0db5277b21878883196e895ad94a29

Aliases

arxiv: 1411.7855 · arxiv_version: 1411.7855v1 · doi: 10.48550/arxiv.1411.7855 · pith_short_12: X2KQAQBX2CDS · pith_short_16: X2KQAQBX2CDSU5VH · pith_short_8: X2KQAQBX

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/X2KQAQBX2CDSU5VHLULD4QZYOU \
  | 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: be95004037d0872a76a75d163e4338750a0db5277b21878883196e895ad94a29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22f99dfa3ea38472a31096d27add951aad83e926aa371c3491493e7037f53b7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-11-28T13:18:22Z",
    "title_canon_sha256": "c6fdc66515f5b0ef504d7bfe81f632ae7e8ab22d90cc8185f227a23a87f2afc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7855",
    "kind": "arxiv",
    "version": 1
  }
}