Pith Number

pith:OHZY55RG

pith:2023:OHZY55RGX4WY333O5WKYPBIAX4

not attested not anchored not stored refs pending

The Information Retrieval Experiment Platform

Benno Stein, Janek Bevendorff, Jan Heinrich Reimer, Maik Fr\"obe, Martin Potthast, Matthias Hagen, Niklas Deckers, Sean MacAvaney, Simon Reich

arxiv:2305.18932 v1 · 2023-05-30 · 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{OHZY55RGX4WY333O5WKYPBIAX4}

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	2026-07-05T06:15:35.050729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71f38ef626bf2d8def6eed95878500bf0154b0d6a7530c92c97e1003f404177f

Aliases

arxiv: 2305.18932 · arxiv_version: 2305.18932v1 · doi: 10.48550/arxiv.2305.18932 · pith_short_12: OHZY55RGX4WY · pith_short_16: OHZY55RGX4WY333O · pith_short_8: OHZY55RG

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/OHZY55RGX4WY333O5WKYPBIAX4 \
  | 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: 71f38ef626bf2d8def6eed95878500bf0154b0d6a7530c92c97e1003f404177f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fa904ceb460453953e70d095f70e0fd2d7e5d42e21774be4745dc61c93b5d65",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-05-30T10:48:50Z",
    "title_canon_sha256": "e6ab052170c9580099b2cd2be691049787613697ef449bb59ca2c608f153aafd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.18932",
    "kind": "arxiv",
    "version": 1
  }
}