Pith Number

pith:AV66BE4L

pith:2013:AV66BE4LBYZVUEA73ZZDIQNIGC

not attested not anchored not stored refs pending

A framework for (under)specifying dependency syntax without overloading annotators

Brendan O'Connor, Chris Dyer, David Bamman, Jason Baldridge, Manaal Faruqui, Naomi Saphra, Nathan Schneider, Noah A. Smith

arxiv:1306.2091 v2 · 2013-06-10 · 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{AV66BE4LBYZVUEA73ZZDIQNIGC}

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	2026-05-18T03:20:47.426789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

057de0938b0e335a101fde723441a830aff24686a3ec613f56c60d7999345082

Aliases

arxiv: 1306.2091 · arxiv_version: 1306.2091v2 · doi: 10.48550/arxiv.1306.2091 · pith_short_12: AV66BE4LBYZV · pith_short_16: AV66BE4LBYZVUEA7 · pith_short_8: AV66BE4L

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/AV66BE4LBYZVUEA73ZZDIQNIGC \
  | 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: 057de0938b0e335a101fde723441a830aff24686a3ec613f56c60d7999345082

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60f96d10460952c8ce6754e39012944d2725d1d26eaba8fc3b0c05ee9fe39317",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2013-06-10T02:54:10Z",
    "title_canon_sha256": "8b8d44d419703677685e5b85420a7219b143f314f48deb9207fd0da5eae48d29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2091",
    "kind": "arxiv",
    "version": 2
  }
}