Pith Number

pith:IDGV7D5H

pith:2018:IDGV7D5HUUI5YZICGHXTW7PAX4

not attested not anchored not stored refs pending

The problem with probabilistic DAG automata for semantic graphs

Adam Lopez, Ieva Vasiljeva, Sorcha Gilroy

arxiv:1810.12266 v2 · 2018-10-29 · cs.FL · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDGV7D5HUUI5YZICGHXTW7PAX4}

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	2026-05-17T23:49:17.228955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40cd5f8fa7a511dc650231ef3b7de0bf143d236469c3288f985576f309e11fb1

Aliases

arxiv: 1810.12266 · arxiv_version: 1810.12266v2 · doi: 10.48550/arxiv.1810.12266 · pith_short_12: IDGV7D5HUUI5 · pith_short_16: IDGV7D5HUUI5YZIC · pith_short_8: IDGV7D5H

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/IDGV7D5HUUI5YZICGHXTW7PAX4 \
  | 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: 40cd5f8fa7a511dc650231ef3b7de0bf143d236469c3288f985576f309e11fb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b15e499ee0ebb48774f92d5dda3e2d300d6c631090a172da8d37232fd2af9c6",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2018-10-29T17:24:57Z",
    "title_canon_sha256": "314ba522da604dc7b97b9d981e50918b07475d0c334591840ffc0c19b3bbf1ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12266",
    "kind": "arxiv",
    "version": 2
  }
}