Pith Number

pith:53HPK4WM

pith:2021:53HPK4WMY2HDFRR2GBLLWJZ2ST

not attested not anchored not stored refs pending

A Geo-Gender Study of Indexed Computer Science Research Publications

Bel\'en Vela, Genoveva Vargas-Solar, Javier A. Espinosa-Oviedo, Jos\'e Mar\'ia Cavero, Paloma C\'aceres

arxiv:2105.00972 v1 · 2021-05-03 · cs.DL · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{53HPK4WMY2HDFRR2GBLLWJZ2ST}

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	2026-07-05T02:36:59.921941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eecef572ccc68e32c63a3056bb273a94dd23493514ffae4acb8644c7bf80a54d

Aliases

arxiv: 2105.00972 · arxiv_version: 2105.00972v1 · doi: 10.48550/arxiv.2105.00972 · pith_short_12: 53HPK4WMY2HD · pith_short_16: 53HPK4WMY2HDFRR2 · pith_short_8: 53HPK4WM

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/53HPK4WMY2HDFRR2GBLLWJZ2ST \
  | 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: eecef572ccc68e32c63a3056bb273a94dd23493514ffae4acb8644c7bf80a54d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f868f1cff1757f1d554b3d111836b31377fc8c1a919b285eb59283d92854540f",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2021-05-03T16:16:25Z",
    "title_canon_sha256": "ba68a268bd8ed0f1bf1bec5f6999d1560345506ef664e02de49da0e5477241e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.00972",
    "kind": "arxiv",
    "version": 1
  }
}