Pith Number

pith:7X2QFZIE

pith:2015:7X2QFZIE63SPW2DZY65GWNP47E

not attested not anchored not stored refs pending

Rate-Distortion Function for a Heegard-Berger Problem with Two Sources and Degraded Reconstruction sets

Abdellatif Zaidi, Meryem Benammar

arxiv:1508.06434 v1 · 2015-08-26 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7X2QFZIE63SPW2DZY65GWNP47E}

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	2026-05-18T01:34:42.997996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdf502e504f6e4fb6879c7ba6b35fcf91212c187a292e168fea1b1213bbf1211

Aliases

arxiv: 1508.06434 · arxiv_version: 1508.06434v1 · doi: 10.48550/arxiv.1508.06434 · pith_short_12: 7X2QFZIE63SP · pith_short_16: 7X2QFZIE63SPW2DZ · pith_short_8: 7X2QFZIE

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/7X2QFZIE63SPW2DZY65GWNP47E \
  | 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: fdf502e504f6e4fb6879c7ba6b35fcf91212c187a292e168fea1b1213bbf1211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "183e6b4e9ea135550d5b5e63394b44577da4fc846fd30e4ec9d307c3b3469e7f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-08-26T10:23:40Z",
    "title_canon_sha256": "6388a77b3ba97815b0432e6c68aba739018fd97d977ae78ae0de652c5bc72add"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06434",
    "kind": "arxiv",
    "version": 1
  }
}