Pith Number

pith:4EWUVGHO

pith:2016:4EWUVGHOWAHP2R3WMSBI55GDYP

not attested not anchored not stored refs pending

The scarcity of crossing dependencies: a direct outcome of a specific constraint?

Carlos G\'omez-Rodr\'iguez, Ramon Ferrer-i-Cancho

arxiv:1601.03210 v3 · 2016-01-13 · cs.CL · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4EWUVGHOWAHP2R3WMSBI55GDYP}

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	2026-05-18T00:28:19.048201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e12d4a98eeb00efd477664828ef4c3c3c13eeee539bf2497ba8555f291773854

Aliases

arxiv: 1601.03210 · arxiv_version: 1601.03210v3 · doi: 10.48550/arxiv.1601.03210 · pith_short_12: 4EWUVGHOWAHP · pith_short_16: 4EWUVGHOWAHP2R3W · pith_short_8: 4EWUVGHO

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/4EWUVGHOWAHP2R3WMSBI55GDYP \
  | 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: e12d4a98eeb00efd477664828ef4c3c3c13eeee539bf2497ba8555f291773854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "202452be081514db7fa84366d2de9d1a695a419ba9b50a243a663ad12cafa112",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-01-13T11:48:25Z",
    "title_canon_sha256": "f13148e3371e24ce132c5d83662feaed788485d790580104b52bfac66708c1fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.03210",
    "kind": "arxiv",
    "version": 3
  }
}