Pith Number

pith:W6HSWVWC

pith:2019:W6HSWVWCETSFZZBLAPSHFCXLYP

not attested not anchored not stored refs pending

Mobile Information Retrieval

Fabio Crestani, Ivan Scagnetto, Stefano Mizzaro

arxiv:1902.01790 v1 · 2019-02-05 · cs.IR · cs.DL · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6HSWVWCETSFZZBLAPSHFCXLYP}

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	2026-05-17T23:54:44.736707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b78f2b56c224e45ce42b03e4728aebc3f73c60aa9e4dea4fc44402dc7689e01c

Aliases

arxiv: 1902.01790 · arxiv_version: 1902.01790v1 · doi: 10.48550/arxiv.1902.01790 · pith_short_12: W6HSWVWCETSF · pith_short_16: W6HSWVWCETSFZZBL · pith_short_8: W6HSWVWC

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/W6HSWVWCETSFZZBLAPSHFCXLYP \
  | 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: b78f2b56c224e45ce42b03e4728aebc3f73c60aa9e4dea4fc44402dc7689e01c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba9606a5376fa1d8f90e21b9b6d33a3bd28a78e35672584f4926e7f288bbeadf",
    "cross_cats_sorted": [
      "cs.DL",
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-02-05T17:00:08Z",
    "title_canon_sha256": "7a1e44258da6dd1eed553f54b926b77f8dc5cbd373cb3f4d6a93ee9cce7a4e20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01790",
    "kind": "arxiv",
    "version": 1
  }
}