Pith Number

pith:MB5NOUOI

pith:2026:MB5NOUOIPFLKDYF7ZZ2Y2FZMYX

not attested not anchored not stored refs pending

CoDeR: Local Constraint-Compatible Retrieval Beyond Semantic Similarity

Hongyang Du, Xingkun Yin, Xuebin Tang

arxiv:2606.13204 v1 · 2026-06-11 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MB5NOUOIPFLKDYF7ZZ2Y2FZMYX}

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	2026-06-12T01:09:46.636300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607ad751c87956a1e0bfce758d172cc5f029c1813d48a1441ba0f160036d4a57

Aliases

arxiv: 2606.13204 · arxiv_version: 2606.13204v1 · doi: 10.48550/arxiv.2606.13204 · pith_short_12: MB5NOUOIPFLK · pith_short_16: MB5NOUOIPFLKDYF7 · pith_short_8: MB5NOUOI

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/MB5NOUOIPFLKDYF7ZZ2Y2FZMYX \
  | 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: 607ad751c87956a1e0bfce758d172cc5f029c1813d48a1441ba0f160036d4a57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79abf5bc904be2ea66fede25184b0e2e44cab6eb153c680eb26177863a5e1e7b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-06-11T11:15:21Z",
    "title_canon_sha256": "b5d220c80de6bf98f39aca0020c16daecdf12cf4f4154a4c7469e041e9033c06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.13204",
    "kind": "arxiv",
    "version": 1
  }
}