Pith Number

pith:6ZVMPOS4

pith:2019:6ZVMPOS4RKURGQBBJISP5UYQYL

not attested not anchored not stored refs pending

Meaning to Form: Measuring Systematicity as Information

Arya D. McCarthy, Brian Roark, Dami\'an E. Blasi, Ryan Cotterell, Tiago Pimentel

arxiv:1906.05906 v2 · 2019-06-13 · 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{6ZVMPOS4RKURGQBBJISP5UYQYL}

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	2026-05-17T23:39:23.913497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f66ac7ba5c8aa91340214a24fed310c2c340a0cbf144ce405d09b3162c166046

Aliases

arxiv: 1906.05906 · arxiv_version: 1906.05906v2 · doi: 10.48550/arxiv.1906.05906 · pith_short_12: 6ZVMPOS4RKUR · pith_short_16: 6ZVMPOS4RKURGQBB · pith_short_8: 6ZVMPOS4

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/6ZVMPOS4RKURGQBBJISP5UYQYL \
  | 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: f66ac7ba5c8aa91340214a24fed310c2c340a0cbf144ce405d09b3162c166046

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44c859fb8fe88d440e6544c0dd694366d370650556af73f464b97014f3cf6f00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-13T19:30:12Z",
    "title_canon_sha256": "e4376c0ae41b94964153f367fce7b7d57986a33ca0564cf3367be93b892ee828"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05906",
    "kind": "arxiv",
    "version": 2
  }
}