Pith Number

pith:PHNF7JL7

pith:2014:PHNF7JL7CQVDMOXG7ZTKPB4YMF

not attested not anchored not stored refs pending

Optimizing Component Combination in a Multi-Indexing Paragraph Retrieval System

Boris Iolis, Gianluca Bontempi

arxiv:1408.2430 v1 · 2014-08-11 · cs.IR · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PHNF7JL7CQVDMOXG7ZTKPB4YMF}

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	2026-05-18T02:45:29.406932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79da5fa57f142a363ae6fe66a7879861603a0054cf09e5353fa2c36bc48f7880

Aliases

arxiv: 1408.2430 · arxiv_version: 1408.2430v1 · doi: 10.48550/arxiv.1408.2430 · pith_short_12: PHNF7JL7CQVD · pith_short_16: PHNF7JL7CQVDMOXG · pith_short_8: PHNF7JL7

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/PHNF7JL7CQVDMOXG7ZTKPB4YMF \
  | 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: 79da5fa57f142a363ae6fe66a7879861603a0054cf09e5353fa2c36bc48f7880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b218af599bdabbda393fd4618206d8c33b29b0becf12f7043efa759bd0fd4cf",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-08-11T14:58:30Z",
    "title_canon_sha256": "12b1a3b01b284cb1ca24393055068d514d2a93426c5ee1958175bacb8ecc9c1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2430",
    "kind": "arxiv",
    "version": 1
  }
}