Pith Number

pith:SHHMKNBA

pith:2013:SHHMKNBAGYQ2U47N5SDX3SF6YP

not attested not anchored not stored refs pending

Iterative Expectation for Multi Period Information Retrieval

Jun Wang, Marc Sloan

arxiv:1303.5250 v1 · 2013-03-21 · 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{SHHMKNBAGYQ2U47N5SDX3SF6YP}

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	2026-05-18T03:30:13.441562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91cec534203621aa73edec877dc8bec3c3810cb3361bd624b3bf7e2667552616

Aliases

arxiv: 1303.5250 · arxiv_version: 1303.5250v1 · doi: 10.48550/arxiv.1303.5250 · pith_short_12: SHHMKNBAGYQ2 · pith_short_16: SHHMKNBAGYQ2U47N · pith_short_8: SHHMKNBA

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/SHHMKNBAGYQ2U47N5SDX3SF6YP \
  | 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: 91cec534203621aa73edec877dc8bec3c3810cb3361bd624b3bf7e2667552616

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de529b77dec190abe8499ba95001341297f52161d74e973b0925506f0e511df5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2013-03-21T13:11:24Z",
    "title_canon_sha256": "83de8dc3b7d205d90fdb5a5b8b9af2913e901b4ccf9538725eac7f934cd845b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5250",
    "kind": "arxiv",
    "version": 1
  }
}