Pith Number

pith:PN3WK3NG

pith:2016:PN3WK3NG43BSAOHAQUECOYL5DS

not attested not anchored not stored refs pending

Efficient Summarization with Read-Again and Copy Mechanism

Raquel Urtasun, Sanja Fidler, Wenjie Luo, Wenyuan Zeng

arxiv:1611.03382 v1 · 2016-11-10 · 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{PN3WK3NG43BSAOHAQUECOYL5DS}

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	2026-05-18T00:59:36.052520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b77656da6e6c32038e0850827617d1c8d2dada7a0003a7df368ae456f6b337b

Aliases

arxiv: 1611.03382 · arxiv_version: 1611.03382v1 · doi: 10.48550/arxiv.1611.03382 · pith_short_12: PN3WK3NG43BS · pith_short_16: PN3WK3NG43BSAOHA · pith_short_8: PN3WK3NG

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/PN3WK3NG43BSAOHAQUECOYL5DS \
  | 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: 7b77656da6e6c32038e0850827617d1c8d2dada7a0003a7df368ae456f6b337b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "662109907e4b2346056cc6bdfabfa489f96d6eab5dd93c1dfa88af5adaab5f92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-11-10T16:23:04Z",
    "title_canon_sha256": "528417b80dd6746747ab5803aed74dfa21cb920a9a71a07c2bd1243d976fb593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.03382",
    "kind": "arxiv",
    "version": 1
  }
}