Pith Number

pith:QJ2IEREX

pith:2014:QJ2IEREXUM34KZBBQLTTMSK7XA

not attested not anchored not stored refs pending

Improving web search using contextual retrieval

Andy M. Connor, Dilip K. Limbu, Russel Pears, Stephen G. MacDonell

arxiv:1407.6101 v1 · 2014-07-23 · 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{QJ2IEREXUM34KZBBQLTTMSK7XA}

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	2026-05-18T02:46:59.012025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8274824497a337c5642182e736495fb818b8504b94effc0e6b0cc191b0562355

Aliases

arxiv: 1407.6101 · arxiv_version: 1407.6101v1 · doi: 10.48550/arxiv.1407.6101 · pith_short_12: QJ2IEREXUM34 · pith_short_16: QJ2IEREXUM34KZBB · pith_short_8: QJ2IEREX

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/QJ2IEREXUM34KZBBQLTTMSK7XA \
  | 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: 8274824497a337c5642182e736495fb818b8504b94effc0e6b0cc191b0562355

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23abd204404590a78f6d4d2fcf8286ccb6fd45da7d9b518a3ec043173f30c924",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-07-23T03:38:12Z",
    "title_canon_sha256": "7866d8b2b877dd50932b0e5a623c778598f9865fba104796ba059212fef2a51a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6101",
    "kind": "arxiv",
    "version": 1
  }
}