Pith Number

pith:WKMTLZ34

pith:2019:WKMTLZ344Y4URXBTKCK5K5IFJD

not attested not anchored not stored refs pending

D2d -- XML for Authors

Baltasar Tranc\'on y Widemann, Markus Lepper

arxiv:1905.08921 v1 · 2019-05-17 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKMTLZ344Y4URXBTKCK5K5IFJD}

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	2026-05-17T23:45:24.869273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b29935e77ce63948dc335095d5750548c5e42509e9579b300ad54294eba7a462

Aliases

arxiv: 1905.08921 · arxiv_version: 1905.08921v1 · doi: 10.48550/arxiv.1905.08921 · pith_short_12: WKMTLZ344Y4U · pith_short_16: WKMTLZ344Y4URXBT · pith_short_8: WKMTLZ34

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/WKMTLZ344Y4URXBTKCK5K5IFJD \
  | 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: b29935e77ce63948dc335095d5750548c5e42509e9579b300ad54294eba7a462

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8a7ab01c03f29b7c0462d4c50b1c2502f887a8c724df6e188ff4ae3423101b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2019-05-17T16:12:06Z",
    "title_canon_sha256": "708bb5472ce9371ec17cfb0c922911a87504bd30ad98c0af9082ae0fda0fbdfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08921",
    "kind": "arxiv",
    "version": 1
  }
}