Pith Number

pith:3OYEZDTN

pith:2019:3OYEZDTNV66X4KCG3WJI2EV3X4

not attested not anchored not stored refs pending

Converting ALC Connection Proofs into ALC Sequents

Eunice Palmeira (Federal Institute of Alagoas), Fred Freitas (Federal University of Pernambuco), Jens Otten (University of Oslo)

arxiv:1908.09477 v1 · 2019-08-26 · cs.SC · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3OYEZDTNV66X4KCG3WJI2EV3X4}

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	2026-07-04T23:59:40.520026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbb04c8e6dafbd7e2846dd928d12bbbf0f22d4cee8e8cb8f78d5e93cd25ca4bf

Aliases

arxiv: 1908.09477 · arxiv_version: 1908.09477v1 · doi: 10.48550/arxiv.1908.09477 · pith_short_12: 3OYEZDTNV66X · pith_short_16: 3OYEZDTNV66X4KCG · pith_short_8: 3OYEZDTN

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/3OYEZDTNV66X4KCG3WJI2EV3X4 \
  | 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: dbb04c8e6dafbd7e2846dd928d12bbbf0f22d4cee8e8cb8f78d5e93cd25ca4bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af118f23a8c282f1a373841b0b49c476c6f63887da139f0c4e3f34a6e3d94677",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2019-08-26T05:38:33Z",
    "title_canon_sha256": "8f3e03389e55f1c10753714efe24f1d7ae55ef80cb7be130b5bc3d2c22c981f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09477",
    "kind": "arxiv",
    "version": 1
  }
}