Pith Number

pith:7SAKJWZ3

pith:2019:7SAKJWZ3GI7JLJOWD45OA7NV77

not attested not anchored not stored refs pending

Unification of Template-Expansion and XML-Validation

Ren\'e Haberland

arxiv:1906.08369 v1 · 2019-06-19 · cs.LO · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SAKJWZ3GI7JLJOWD45OA7NV77}

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	2026-05-17T23:42:52.683351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc80a4db3b323e95a5d61f3ae07db5ffdfd2ec220d39caf19f1e49ec3c73a7fd

Aliases

arxiv: 1906.08369 · arxiv_version: 1906.08369v1 · doi: 10.48550/arxiv.1906.08369 · pith_short_12: 7SAKJWZ3GI7J · pith_short_16: 7SAKJWZ3GI7JLJOW · pith_short_8: 7SAKJWZ3

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/7SAKJWZ3GI7JLJOWD45OA7NV77 \
  | 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: fc80a4db3b323e95a5d61f3ae07db5ffdfd2ec220d39caf19f1e49ec3c73a7fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11ec6bda930914392af93cb12852c9912b6923910ebfc7271857df22cd850803",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-06-19T21:38:05Z",
    "title_canon_sha256": "eafb51bfa4b0c1391c6f358d0d0fa6d633db059174604e24a7f90d6518e3b4cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08369",
    "kind": "arxiv",
    "version": 1
  }
}