Pith Number

pith:ZYACWQUY

pith:2019:ZYACWQUYYBII5YJ6QNNQ7OTDQN

not attested not anchored not stored refs pending

Summary Refinement through Denoising

Alessandro Calmanovici, Nikola I. Nikolov, Richard H.R. Hahnloser

arxiv:1907.10873 v1 · 2019-07-25 · 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{ZYACWQUYYBII5YJ6QNNQ7OTDQN}

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	2026-05-17T23:39:34.255108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce002b4298c0508ee13e835b0fba638377a665a0411de3d0a976c3ae12fbf2ba

Aliases

arxiv: 1907.10873 · arxiv_version: 1907.10873v1 · doi: 10.48550/arxiv.1907.10873 · pith_short_12: ZYACWQUYYBII · pith_short_16: ZYACWQUYYBII5YJ6 · pith_short_8: ZYACWQUY

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/ZYACWQUYYBII5YJ6QNNQ7OTDQN \
  | 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: ce002b4298c0508ee13e835b0fba638377a665a0411de3d0a976c3ae12fbf2ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c906d5fb6ca289f4dfd6c351f4c2531529e5906a78009562b6cf2eee7d7b9aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-25T07:37:41Z",
    "title_canon_sha256": "e516b4318584795d9913440f4ac06d9265ce783b0ffe7099a213fbe5ffc29e89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10873",
    "kind": "arxiv",
    "version": 1
  }
}