Pith Number

pith:XNNH6HOY

pith:2019:XNNH6HOYCUJMXXD37IQQNVBX7D

not attested not anchored not stored refs pending

Open Science in Software Engineering

Daniel Graziotin, Daniel M\'endez Fern\'andez, Heidi Seibold, Stefan Wagner

arxiv:1904.06499 v3 · 2019-04-13 · 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{XNNH6HOYCUJMXXD37IQQNVBX7D}

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	2026-07-05T02:13:41.761520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb5a7f1dd81512cbdc7bfa2106d437f8e31d39173dfa06da025b93922c34f9bd

Aliases

arxiv: 1904.06499 · arxiv_version: 1904.06499v3 · doi: 10.48550/arxiv.1904.06499 · pith_short_12: XNNH6HOYCUJM · pith_short_16: XNNH6HOYCUJMXXD3 · pith_short_8: XNNH6HOY

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/XNNH6HOYCUJMXXD37IQQNVBX7D \
  | 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: bb5a7f1dd81512cbdc7bfa2106d437f8e31d39173dfa06da025b93922c34f9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97aabdf004ba5589fa6b65398a8c753e31d8138ffbfb67f46813628b29a7bec2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-04-13T07:38:41Z",
    "title_canon_sha256": "a3fce23110eb0b6eadbfb1ec7586e17925604b0b0f268e0b194677cdcc1511c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06499",
    "kind": "arxiv",
    "version": 3
  }
}