Pith Number

pith:VVHAEX4S

pith:2017:VVHAEX4SIC4HZRLK4WKEMK45CP

not attested not anchored not stored refs pending

Soft Sides of Software

Fabio Queda Bueno da Silva, Fahem Ahmed, Luiz Fernando Capretz

arxiv:1711.07876 v1 · 2017-11-21 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVHAEX4SIC4HZRLK4WKEMK45CP}

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	2026-05-18T00:29:56.275186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad4e025f9240b87cc56ae594462b9d13f0880e574dfe2203c5c75cf64291fdbf

Aliases

arxiv: 1711.07876 · arxiv_version: 1711.07876v1 · doi: 10.48550/arxiv.1711.07876 · pith_short_12: VVHAEX4SIC4H · pith_short_16: VVHAEX4SIC4HZRLK · pith_short_8: VVHAEX4S

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/VVHAEX4SIC4HZRLK4WKEMK45CP \
  | 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: ad4e025f9240b87cc56ae594462b9d13f0880e574dfe2203c5c75cf64291fdbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b428afb11b0ada6d413b540b018c893c60fbf2092d09ea856ea2befca4620e5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-11-21T16:20:53Z",
    "title_canon_sha256": "2fb693e884c0e4f320d92976a09726dc7402d055d0c40b89562bfa530f44b584"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07876",
    "kind": "arxiv",
    "version": 1
  }
}