Pith Number

pith:EAPDXZR3

pith:2017:EAPDXZR34FGEBRX2BBXSDBJHX5

not attested not anchored not stored refs pending

Towards effective research recommender systems for repositories

Aristotelis Charalampous, Lucas Anastasiou, Matteo Cancellieri, Nancy Pontika, Petr Knoth, Samuel Pearce, Vaclav Bayer

arxiv:1705.00578 v1 · 2017-05-01 · cs.DL · 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{EAPDXZR34FGEBRX2BBXSDBJHX5}

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	2026-05-18T00:45:16.862078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

201e3be63be14c40c6fa086f218527bf50ce0d5af2c6dafa2bcd7ea7db040a8e

Aliases

arxiv: 1705.00578 · arxiv_version: 1705.00578v1 · doi: 10.48550/arxiv.1705.00578 · pith_short_12: EAPDXZR34FGE · pith_short_16: EAPDXZR34FGEBRX2 · pith_short_8: EAPDXZR3

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/EAPDXZR34FGEBRX2BBXSDBJHX5 \
  | 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: 201e3be63be14c40c6fa086f218527bf50ce0d5af2c6dafa2bcd7ea7db040a8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0c43e406feb80ea5588fd60e5ee7cacbfaa419c2419976b4df49de324bf0aae",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2017-05-01T16:08:08Z",
    "title_canon_sha256": "8ae361173f59782d7d2337d098c6d8f3fa5d5b5bb72f15d1b41b2f730e783288"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00578",
    "kind": "arxiv",
    "version": 1
  }
}