Pith Number

pith:V72NJHUZ

pith:2014:V72NJHUZIKNE5KOI3BP3GBQR76

not attested not anchored not stored refs pending

The impact of a few: The effect of alternative formulas for recruiting talent in a non-competitive system

Clara Calero-Medina, Evaristo Jim\'enez-Contreras, Nicolas Robinson-Garcia

arxiv:1409.3495 v1 · 2014-09-11 · 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{V72NJHUZIKNE5KOI3BP3GBQR76}

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	2026-05-18T02:43:01.194156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aff4d49e99429a4ea9c8d85fb30611ffb4fbecbf33bce723c0356a055e3305d9

Aliases

arxiv: 1409.3495 · arxiv_version: 1409.3495v1 · doi: 10.48550/arxiv.1409.3495 · pith_short_12: V72NJHUZIKNE · pith_short_16: V72NJHUZIKNE5KOI · pith_short_8: V72NJHUZ

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/V72NJHUZIKNE5KOI3BP3GBQR76 \
  | 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: aff4d49e99429a4ea9c8d85fb30611ffb4fbecbf33bce723c0356a055e3305d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ad43b880117ba8a5d022a22f938a87d6b967f9a5b7ad99deb8f4aacaf557ae8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2014-09-11T16:33:57Z",
    "title_canon_sha256": "ff8c4ea84ceec9e458687271095213ca403862665a3b433cb46de88621ee57ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3495",
    "kind": "arxiv",
    "version": 1
  }
}