Pith Number

pith:WPWG3TMT

pith:2014:WPWG3TMTLJN5YK6IM65LUK5MDE

not attested not anchored not stored refs pending

Greedy Strategies for Convex Optimization

Guergana Petrova, Hao Nguyen

arxiv:1401.1754 v1 · 2014-01-08 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPWG3TMTLJN5YK6IM65LUK5MDE}

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	2026-05-18T03:02:57.903390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3ec6dcd935a5bdc2bc867baba2bac1928cc6978627a32b5de79d3ab274a4f28

Aliases

arxiv: 1401.1754 · arxiv_version: 1401.1754v1 · doi: 10.48550/arxiv.1401.1754 · pith_short_12: WPWG3TMTLJN5 · pith_short_16: WPWG3TMTLJN5YK6I · pith_short_8: WPWG3TMT

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/WPWG3TMTLJN5YK6IM65LUK5MDE \
  | 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: b3ec6dcd935a5bdc2bc867baba2bac1928cc6978627a32b5de79d3ab274a4f28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b95b8b88bfc507a58bb0738a1a28d806bff24ee042e2c959192cd3990e722d16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-01-08T17:06:34Z",
    "title_canon_sha256": "a791bbd41e98338b8cc0811574112b70bd5da322dc95ac676ef4e3dc8e96a0ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1754",
    "kind": "arxiv",
    "version": 1
  }
}