Pith Number

pith:NHQ4LBHK

pith:2016:NHQ4LBHKUSBDWD6AKR4564K5XL

not attested not anchored not stored refs pending

Global Constraint Catalog, Volume II, Time-Series Constraints

Ekaterina Arafailova, Helmut Simonis, Justin Pearson, Mar\'ia Andre\'ina Francisco Rodr\'iguez, Mats Carlsson, Nicolas Beldiceanu, Pierre Flener, R\'emi Douence

arxiv:1609.08925 v2 · 2016-09-26 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NHQ4LBHKUSBDWD6AKR4564K5XL}

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	2026-05-18T00:05:19.938842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69e1c584eaa4823b0fc05479df715dbacba7744b4946c1d07e03b1be62ad474b

Aliases

arxiv: 1609.08925 · arxiv_version: 1609.08925v2 · doi: 10.48550/arxiv.1609.08925 · pith_short_12: NHQ4LBHKUSBD · pith_short_16: NHQ4LBHKUSBDWD6A · pith_short_8: NHQ4LBHK

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/NHQ4LBHKUSBDWD6AKR4564K5XL \
  | 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: 69e1c584eaa4823b0fc05479df715dbacba7744b4946c1d07e03b1be62ad474b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76ba1053ac613cc40fa5522d21836be3b1ed5d88d6d71aa14cc37f3887544049",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-09-26T19:06:11Z",
    "title_canon_sha256": "214a0ae8951087a4c62d14d3f0f49c2a48b2112fe5834f2ebd24052969c7eebc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08925",
    "kind": "arxiv",
    "version": 2
  }
}