Pith Number

pith:AQKESR3T

pith:2018:AQKESR3TAEORZ2IF2OIPBXK65F

not attested not anchored not stored refs pending

Cross-country comparisons of scientific performance by focusing on post-apartheid South Africa

S. M. Hosseini Jenab

arxiv:1806.07122 v1 · 2018-06-19 · physics.soc-ph · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AQKESR3TAEORZ2IF2OIPBXK65F}

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	2026-05-18T00:12:51.810396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0414494773011d1ce905d390f0dd5ee9480579b522dd46beb94a8e5cc620d212

Aliases

arxiv: 1806.07122 · arxiv_version: 1806.07122v1 · doi: 10.48550/arxiv.1806.07122 · pith_short_12: AQKESR3TAEOR · pith_short_16: AQKESR3TAEORZ2IF · pith_short_8: AQKESR3T

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/AQKESR3TAEORZ2IF2OIPBXK65F \
  | 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: 0414494773011d1ce905d390f0dd5ee9480579b522dd46beb94a8e5cc620d212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34d8010ec2ea80d4994eec584429a72a1b0c67c2c18c511c3c42e2bc4c71c022",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-06-19T09:20:55Z",
    "title_canon_sha256": "182cc85c8250e1239e8d401e8118eaeb7177dd1c898b4c8c78ac70116dd9d487"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07122",
    "kind": "arxiv",
    "version": 1
  }
}