Pith Number

pith:CZYM6UAK

pith:2014:CZYM6UAKGXI2WWOSWDMUYVQDCO

not attested not anchored not stored refs pending

Computational Optimization, Modelling and Simulation: Recent Trends and Challenges

Leifur Leifsson, Slawomir Koziel, Xin-She Yang

arxiv:1404.0708 v1 · 2014-04-02 · cs.NE · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZYM6UAKGXI2WWOSWDMUYVQDCO}

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	2026-05-18T02:54:55.635423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1670cf500a35d1ab59d2b0d94c560313ac2a64bea5185472ed6aa458cebb8a91

Aliases

arxiv: 1404.0708 · arxiv_version: 1404.0708v1 · doi: 10.48550/arxiv.1404.0708 · pith_short_12: CZYM6UAKGXI2 · pith_short_16: CZYM6UAKGXI2WWOS · pith_short_8: CZYM6UAK

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/CZYM6UAKGXI2WWOSWDMUYVQDCO \
  | 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: 1670cf500a35d1ab59d2b0d94c560313ac2a64bea5185472ed6aa458cebb8a91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03532961202ec3f5399fe9f04171d43584927eb85c32058bf84c7c6f8268e83e",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2014-04-02T21:07:51Z",
    "title_canon_sha256": "98fccfff463b3de04faf690010444270aeab385ba7140a53c835053b9570281f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0708",
    "kind": "arxiv",
    "version": 1
  }
}