Pith Number

pith:Z453DZ3X

pith:2018:Z453DZ3XK3NGXU633RZHISCTYG

not attested not anchored not stored refs pending

CSIndexbr: Exploring the Brazilian Scientific Production in Computer Science

Kl\'erisson Paix\~ao, Marco Tulio Valente

arxiv:1807.09266 v1 · 2018-07-24 · 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{Z453DZ3XK3NGXU633RZHISCTYG}

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	2026-05-18T00:09:51.818342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf3bb1e77756da6bd3dbdc72744853c1a5dc4b5663dffaee9128f6c4a5402683

Aliases

arxiv: 1807.09266 · arxiv_version: 1807.09266v1 · doi: 10.48550/arxiv.1807.09266 · pith_short_12: Z453DZ3XK3NG · pith_short_16: Z453DZ3XK3NGXU63 · pith_short_8: Z453DZ3X

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/Z453DZ3XK3NGXU633RZHISCTYG \
  | 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: cf3bb1e77756da6bd3dbdc72744853c1a5dc4b5663dffaee9128f6c4a5402683

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64c297c15aa353a64007d29d747f101e54d6d05f541aef787e7bfcdf8ebd3128",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-07-24T02:23:31Z",
    "title_canon_sha256": "8bd5abbabb1aad47b8d7db006e2e7206c512065905fd84c253fa99883b23fd96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09266",
    "kind": "arxiv",
    "version": 1
  }
}